Davies Vascular Technology (VT) Practice Test

These questions are part of the practice quiz. Start practicing

• What is the purpose of assessing Palmar Arch patency?
• Which of the following conditions is least likely to cause a bruit in the carotid region?
• Which color box angle is least effective for producing a good color display for a diving ICA?
• During a Doppler assessment, what frequency change occurs distally to a stenosis?
• During an ophthalmologic exam, the presence of a bright yellow spot within a branch artery is indicative of which condition?
• What is unnecessary for assessing arterial disease in the legs using the four-level pressure cuff technique?
• What is a common symptom of vertebrobasilar insufficiency?
• What condition does a "shredded" appearance in a spectral display usually indicate?
• A localized increase in mean velocity from 50 - 150 cm/sec at a depth of 50 mm likely indicates?
• Which of the following is NOT one of the great vessels arising from the Aortic arch?
• In chronic mesenteric ischemia, which arteries usually need to be at least partially obstructed to see symptoms?
• What is the primary focus when performing color Doppler imaging of carotid arteries?
• Why is auscultation of the ABD, Aortoiliac, and CF areas important during examination?
• What indicates a normal result in CW Doppler reflux testing?
• A 64-year-old male presents with left thigh and calf claudication and an absent left femoral pulse. What is the ideal surgical option for this patient?
• When examining a TCD exam, a spectral waveform labeled "suboccipital window" at a depth of 90mm most likely represents which artery?
• If a tourniquet placed below the knee results in no appreciable change in tracing during venous assessment, what does this suggest?
• What is a reliable indication of compartment syndrome based on clinical evaluation?
• What condition may be suggested by bilateral high systolic thigh pressures with patient complaints of buttock claudication?
• What could be a possible symptom of a femoral artery pseudoaneurysm?
• Which of the following is an important characteristic of the reverse flow component in a Doppler waveform?
• What is the role of a valvulatome in revascularization procedures?
• What symptom suggests that a patient may be experiencing angina during an assessment?
• What does the pulsatility index measure in vascular studies?
• What technique is least effective in detecting significant DVT?
• What condition does a venous refilling time of 10 seconds without a tourniquet suggest?
• What can be inferred from a high frequency signal when listening over a stenotic lesion with a continuous-wave Doppler?
• What does a homogenous plaque causing moderate stenosis appear to indicate?
• What does the term cyanosis refer to?
• What Doppler diagnostic criterion is critical for indicating greater than 80% stenosis?
• What is true regarding axial resolution in carotid imaging?
• What is a common imaging technique used to evaluate the Proximal ICA?
• What should a patient with chronic venous insufficiency do to help prevent ulcerations?
• Which term describes the branches that course above the renal pyramids?
• A congenital arteriovenous fistula typically involves what feature?
• What is the result of proximal compression during CW Doppler if the valves are competent?
• What type of ulceration is associated with venous hypertension during leg dependency?
• What effect does a cold environment have on the patient's Doppler assessment results?
• What is required for the noninvasive diagnosis of renal artery stenosis?
• Which test is used for evaluating venous incompetence with tourniquet and patient position alteration?
• What is a significant limitation of continuous-wave Doppler?
• In assessing venous insufficiency, what key feature does continuous wave Doppler identify?
• What is the definition of tunica intima?
• What is a common effect of renal failure on the use of contrast agents during arteriography?
• In assessing ankle pressures, which vessel's pressure is used to calculate the ankle/brachial index when multiple pressures are taken?
• Which area is NOT considered an acoustic window for transcranial Doppler and transcranial imaging exams?
• A traumatic arteriovenous fistula results in what type of venous flow in the veins proximal to the fistula?
• What type of blood flow direction is indicative of portal hypertension in the hepatic vein?
• What indicates a risk of failure in a Femorodistal bypass graft when using duplex ultrasound?
• What does a bright echo in a previously thrombosed vessel indicate?
• In assessing the ICA, which characteristic would indicate hemodynamically significant stenosis?
• In patients with postphlebitic syndrome, which statement about exercise response is FALSE?
• Pulsatile venous Doppler from the portal vein may suggest what condition?
• Which condition is characterized by compression of the subclavian artery and brachial plexus?
• Which of the following is NOT a symptom of liver dysfunction in patients evaluated for Portal Hypertension?
• A spontaneous splenorenal shunt is associated with which condition?
• What structure is typically not involved in a congenital AVF?
• When performing percussion maneuvers on the superficial temporal artery, which artery is most likely being insonated if oscillations are seen on the spectral display?
• Which of the following is a major branch of the external carotid artery (ECA)?
• What happens to the flow in the coronary vein during portal hypertension?
• In a patient with intestinal ischemia, duplex scan findings might reveal stenoses in which arteries?
• What often necessitates the performance of a carotid endarterectomy?
• Aneurysms are most often caused by which of the following?
• Which characteristic is true for insufficient veins?
• What disease primarily affects the intima and may extend into the media of blood vessels?
• Which arteries have low resistance flow characteristics?
• Which type of weakness refers to only one side of the body being affected?
• When might the normal venous flow from superficial to deep veins become reversed?
• Continuous wave Doppler assessment revealing nonspontaneous flow that augments with foot compression in cold patients indicates what?
• In cases of severe lower extremity arterial occlusive disease, how does the Doppler waveform appear distally?
• What percentage of abnormal venograms were correctly identified by noninvasive tests?
• Loss of spectral window in pulsed Doppler occurs due to:
• How does obstructive arterial disease affect peripheral blood flow in limbs during exercise?
• What is the clinical significance of a lack of visible flow changes in descending venography?
• What is the purpose of an endarterectomy procedure?
• What is the overall accuracy of the noninvasive venous testing based on the provided statistics?
• What is NOT a symptom associated with complications of Vena Cava Interruption?
• Which vessels form the two bifurcations at the Popliteal trifurcation?
• When is angiography typically indicated in patients with transient ischemic attacks?
• What flow characteristics are typically observed in a healthy venous system during Doppler assessment?
• Which test is primarily utilized to test for chronic venous insufficiency?
• If a strong signal with considerable diastolic flow is detected at a depth of 50 mm using the temporal window, which vessel is most likely being assessed?
• A left vertebral artery showing a to/fro pattern indicates what condition?
• What is a common effect of Amaurosis Fugax related to an internal carotid lesion?
• Which of the following arteries is NOT part of the circle of Willis?
• What does the presence of a double wall echo in a graft suggest?
• Which symptom is associated with vertebrobasilar circulation issues?
• What does a high PSV value in the spectral display from the Superficial femoral artery typically indicate?
• What characteristic does a normal analog Doppler waveform of the Subclavian or Axillary artery resemble?
• When assessing a digital artery, how can the patency of the palmar arch be determined?
• What would a normal ankle pressure measurement usually indicate?
• Which artery supplies blood primarily to the gastrointestinal tract?
• What was found to be greater than the positive predictive value based on provided calculations?
• What percentage of risk for rupture increases in an AAA of 5-6 cm?
• A patient presents with acute bright red discoloration and edema of the anterior calf skin. What is the most likely diagnosis?
• What characterizes edema caused by DVT?
• How are chronic venous insufficiency and ulceration characterized?
• Which condition is characterized by symptoms persisting longer than 24 hours?
• What is a common finding associated with chronic ankle and calf edema during venous examination with PPG?
• What does a high systolic renal/aortic velocity ratio indicate?
• How would you describe the clinical exam for deep vein thrombosis (DVT)?
• The absence of a bruit at the Common femoral level cannot rule out what condition?
• What does specificity quantify in a noninvasive test?
• What type of stroke is most prevalent among the population?
• During a physical exam, what is considered a normal finding in the context of an arterial Doppler?
• In a patient with portal hypertension, what is the most likely consequence of increased portal venous pressure?
• What are the two flow characteristics that indicate arterial stenosis?
• During carotid bifurcation auscultation, what is significant about the detection of a bruit that extends into diastole?
• What diagnostic method is most reliable for assessing renal artery stenosis?
• Which condition is NOT typically associated with the use of TCD?
• Another name for the Hypogastric Artery is:
• Which characteristic of blood flow is commonly affected by stenosis in the Proximal ICA?
• What does a slapping Doppler waveform at the ICA origin suggest?
• Why might reactive hyperemia be performed instead of treadmill testing?
• Which statement is TRUE regarding conventional arteriography findings with a stenosis of 30% in a symptomatic patient?
• What is the 5-year risk for rupture of an abdominal aortic aneurysm (AAA) measuring 4 cm in diameter?
• What condition might result from reperfusion edema following bypass surgery, potentially leading to ischemia due to compression?
• How can a PTFE graft be visually identified during ultrasound imaging?
• In a patient with a bruit on the right side, which of the following is NOT a potential source of the bruit?
• What is a significant issue that affects the quality of images obtained through digital subtraction angiography?
• Why is it important to monitor flow direction when moving from the vertebral artery to the CCA?
• What arm pressure result would you expect in a patient with left subclavian artery obstruction?
• Which superficial vein is NOT commonly used as a bypass graft?
• Which artery supplies blood to the left colon and transverse colon?
• What symptom is typically absent when assessing claudication in a patient during treadmill testing?
• What does a filling defect with a "string of pearls" sign suggest in venography?
• What condition is indicated by an increase in the pulse amplitude of the arterial pressure wave?
• What does the ultrasound image of the ICA likely indicate if calcified plaque is observed?
• How does carotid endarterectomy impact brain perfusion?
• What is indicated by an ICA PSV greater than 273 cm/sec and an EDV of 125 cm/sec?
• What is the most commonly used superficial vein for arterial bypass in the leg?
• What is the primary function of the Celiac trunk?
• What indicates that you are visualizing the internal carotid artery (ICA) in duplex US or MRI?
• What do a 36 mmHg decrease from low-thigh to below-knee pressures signify?
• In emergency cases of stroke symptoms, what is typically the initial diagnostic exam of choice?
• What is the average chance of dying from a rupture of an abdominal aortic aneurysm (AAA)?
• What is the expected Doppler waveform change after a clenched fist test in terms of flow characteristics?
• Which structure may be involved if there is an obstruction leading to decreased venous return from the renal veins?
• Which of the following is NOT a cause of DVT?
• At what level does the Common Carotid Artery divide into its external and internal branches?
• In a 33-year-old female with a calf swelling two weeks after a femur fracture, what is the preliminary diagnosis?
• Which sign is associated with the assessment of DVT but is considered largely ineffective?
• The typical accuracy of clinical diagnosis for DVT symptoms is approximately:
• What is the main cause of significant narrowing in the operated carotid artery after a Carotid Endarterectomy?
• A normal spectral waveform from the hepatic veins is characterized as:
• For patients suffering from symptomatic carotid stenosis, what treatment option has demonstrated superior outcomes?
• A 28-year-old male presents with exercise-induced cramping in the right calf that resolves with rest. Which condition does this presentation suggest?
• A patient with a 7 cm abdominal aortic aneurysm (AAA) chooses not to have surgery. Which statement is FALSE?
• What is the role of the saphenous nerve in relation to the Greater Saphenous Vein?
• What could a scenario of cellular spaces of collected fluid indicate?
• Which patient is least likely to be considered at high risk for Deep Vein Thrombosis (DVT)?
• A varicose vein is most commonly described as:
• What is the expected Doppler signal from the subclavian vein?
• What is suggested by the presence of stationary echoes within a vein during a duplex exam?
• What lies superficial to the Aorta and the origins of the Renal arteries in a cross-section?
• What does a positive predictive value (PPV) indicate in noninvasive testing?
• Which artery is primarily involved in supplying the pancreas?
• A patient presents with symptoms of carotid artery disease. Which imaging technique is typically first-line?
• Lymphedema may be caused by all of the following EXCEPT:
• What indicates flow in an artery distal to a total occlusion?
• What is the risk of claudication in diabetic patients compared to the general population?
• If a patient presents with rest pain and the ankle pressure is measured at 120 mmHg, what is the expected situation?
• Which pulse site is NOT typically palpated in the lower extremity?
• Which condition is indicated by the presence of a Hollenhorst plaque in terms of future risk assessment?
• Where are ulcers due to arterial insufficiency most frequently found?
• What is the recommended position for a patient during venography?
• Which artery serves as a landmark for locating the Renal Arteries?
• Which pathology is most commonly associated with the Proximal ICA?
• Which statement about venous valves is FALSE?
• According to the NASCET trial, what is the best treatment for carotid stenosis in symptomatic patients?
• Where in the lower extremity is it typically most challenging to achieve vein-wall coaptation with probe compression?
• What is the predominant cause of chronic venous insufficiency?
• What would a high resistive index suggest about the Proximal ICA?
• Which artery is typically found at the junction between the Brachiocephalic vein and the Internal Jugular vein?
• Which of the following is NOT conducive to detecting slow flow in potentially occluded ICA?
• How is vein-wall coaptation of the subclavian vein best demonstrated?
• What is the most widely used interpretive technique for ANALOG Doppler waveform analysis?
• Which of the following is a typical indicator of chronic venous disease?
• Which finding suggests collateral circulation in a patient with ICA occlusion?
• In a PPG sensor tracing showing a quick return to original pressure after dorsiflexion, this suggests what?
• What is the normal diameter range for the abdominal aorta?
• Which symptom would most likely indicate an issue with the carotid territory?
• What statement about the internal carotid artery (ICA) is true?
• To optimize carotid vessel imaging data, how should lateral resolution be aimed?
• A patient with bilateral lower extremity edema and suspected nephrotic syndrome is most likely to have a thrombus at which level?
• Which artery is known to demonstrate higher diastolic flow after eating?
• The Portal Vein is formed by the junction of which two veins?
• In the context of Doppler ultrasound, which signal is expected from a healthy arterial waveform?
• A bruit is most likely associated with which condition?
• Stenosis in which vessel presents the highest risk for transient ischemic attacks (TIA)?
• What is the normal direction of flow in the MCA during Transcranial Doppler (TCD) imaging?
• What pattern is observed in velocities measured in a reversed saphenous vein bypass graft?
• What is the major difference between cardiac treadmill testing and claudication treadmill testing?
• Which side of the body typically experiences motor weakness during a left hemispheric stroke?
• A thrombus located in the gastrocnemius muscular vein can propagate proximally to which vein?
• What is expected in the flow rate of a correctly functioning dialysis fistula?
• What physiological response occurs when a hand is immersed in cold water regarding digital pressures?
• How is the left ankle/brachial index calculated based on the given arm pressures?
• Which of the following complications can occur due to significant caval obstruction and elevated venous pressure?
• Which of the following is FALSE about the advantages of continuous-wave Doppler?
• Which artery is a branch of the subclavian artery?
• What is the most common source of lower or upper extremity peripheral arterial embolus?
• Which statement about the GSV is FALSE?
• Which factor would lead to an alteration in the frequency shift of the ICA Doppler signal?
• What criterion did NASCET use to classify Internal Carotid Artery (ICA) disease?
• How is sensitivity calculated in the context of the noninvasive venous testing?
• What is the condition causing nonatherosclerotic narrowing of the Brachiocephalic Arteries predominantly in young females?
• In the context of assessing thoracic outlet syndrome, which maneuver is not utilized?
• With inspiration, a Doppler signal from the subclavian vein will usually:
• What term describes the reduction of blood flow in a narrowed artery?
• What condition would make arteriography contraindicated or approached very cautiously?
• Which factor is least likely to contribute to the development of Deep Vein Thrombosis (DVT)?
• What role do venous valves have in the circulatory system?
• Which filter is the oldest and most widely used for Vena Cava Interruption?
• During which physiological event does the greatest pressure of venous hypertension in secondary varicose veins occur?
• In a cross-section of the calf, which letter represents the Posterior Tibial Vessels?
• What are the tiny intrarenal branches that arise from the interlobar arteries called?
• Which of the following is NOT a clinical sign of PE?
• Which surgical procedure is associated with an increased risk of developing DVT?
• Which condition is indicated by a bright, streaky echo at the popliteal level?
• What type of imaging technique is preferred for decision-making in acute stroke management?
• In a patient diagnosed with chronic mesenteric ischemia, which artery is most likely obstructed?
• If a stronger pulse is palpated in the right neck than the left, which condition is least likely to cause this?
• What is the normal penile/brachial systolic pressure ratio?
• What does the term "Muscle Pump" refer to?
• Which of the following symptoms is commonly seen in early signs of peripheral vascular disease?
• Which condition most likely causes discrete spaces of collected fluid in an image?
• What is a key feature of pain associated with venous ulcers?
• Which anatomical structure serves as a continuation of the anterior tibial artery?
• Right-sided weakness could be attributed to occlusion in which artery?
• What does the term paresthesia refer to?
• What is the most common medical treatment for acute ischemic stroke?
• Diastolic reversal of flow is most likely found in which scenario?
• What is a common manifestation of Portal Hypertension?
• What disease primarily affects medium and small arteries in the limbs of young male heavy smokers?
• What is the normal Doppler characteristic in the common carotid artery (CCA)?
• The vibration felt while palpating pulses is referred to as:
• In lower extremity circulation, where is the most common site of atherosclerosis?
• For which procedure is a probe in the 7 to 10 MHz range best used?
• What best describes the eating habits of a patient with chronic mesenteric ischemia?
• What is the primary purpose of evaluating the Proximal ICA in patients suspicious for cerebrovascular disease?
• What condition may be suspected in a patient with a swollen limb who has recently returned from a country where Filariasis is endemic?
• What neurological evaluation should be performed when assessing symptoms of dizziness and balance issues?
• What does the positive predictive value represent in noninvasive testing?
• What condition is typically characterized by a "string of pearls" appearance on angiography?
• Which vessels should be examined to evaluate blood flow within the Splanchnic arteries?
• In a patient experiencing ischemic rest pain, what is the likely ankle/arm systolic pressure ratio?
• What is the most common arterial puncture site for angiography procedures?
• Which arteries arise from the External Carotid Artery?
• What is the diagnostic significance of the amplitude of arterial volume recording waveforms?
• Which arteries are characterized by higher diastolic flow after meals?
• In TCD, the normal direction of flow in the Vertebral artery is?
• What indicates helical flow with flow separation in the carotid bulb?
• Which TCD window is utilized for assessing the ophthalmic artery and carotid siphon?
• What is true regarding the test results when there is a significant drop in pressure in one leg after exercise?
• Which variation is most commonly observed in the anatomy of renal arteries?
• A patient presents with an enlarged coronary vein exhibiting retrograde flow. This is indicative of:
• What is the primary function of the perforating veins in the lower extremity?
• When using continuous-wave Doppler with spectral analysis, which operator-induced error would likely result in a falsely LOW frequency shift?
• When elevating a patient's leg in the supine position, what is a positive result you would expect to see?
• Amaurosis Fugax can be classified as which of the following?
• Which statement is true regarding Subclavian steal phenomena?
• What is happening to the incidence of pseudoaneurysms in recent times?
• The prominence of the larynx, especially noticeable in certain males, is formed by which cartilage?
• What is the key technology used in arterial pneumoplethysmography?
• Where are carotid body tumors typically located?
• Which veins empty into the Popliteal vein behind the knees?
• In digital subtraction arteriography (DSA), what is the purpose of using a mask during the imaging process?
• Which condition is indicated by the waveforms from the CCA, ICA, and ECA?
• What is a key feature of transient ischemic attacks compared to strokes?
• Which of the following factors typically does not contribute to chronic venous insufficiency?
• Which statement is TRUE regarding impotence?
• What observation can be made if a patient has a critical lesion in the aortoiliac region causing claudication?
• Which statement reflects the emotional and physical challenges faced by patients with chronic vascular diseases?
• Rest pain is typically characterized by pain occurring at what time?
• What would indicate a normal reaction in a segmental pressure study?
• The most reliable method for diagnosing Pulmonary Embolism is?
• What percentage of patients experience major complications from cerebrovascular angiography?
• Bruits that are heard bilaterally and loudest low in the neck are most likely caused by which condition?
• A patient with a 10-minute episode of vision loss who reports reduction in the right half of the visual field bilaterally is describing:
• What is the most common location for a thrombus to initiate in the calf?
• In the context of stroke symptoms, what is an example of a transient visual disturbance?
• Which site is least likely to be auscultated for bruits in the lower extremity?
• With increased warming of the patient’s environment, how is peripheral resistance affected?
• What type of flow does a traumatic AVF typically create in the proximal vein?
• Which of the following statements regarding carotid artery stenosis is accurate?
• A decreased pulse at the mid neck region may suggest which condition?
• Which statement accurately describes the characteristics of venous ulcers?
• What is the typical site of puncture for percutaneous lower extremity angiography?
• What symptom is least likely to be associated with a popliteal aneurysm?
• Normal flow in the hepatic vein is characterized by what type of flow direction?
• What is a likely cause of high diastolic flow in the proximal CFA and increased reversed flow in the distal CFA?
• Which right pressure reading would be an artifact in segmental readings?
• What statement about the spectrum characteristic of the ECA is TRUE?
• Why is it essential to perform Doppler evaluations with the patient in a basal state and warm temperature?
• In the correlation of carotid angiography and noninvasive testing, what was the specificity value?
• Which of the following statements regarding the ICA spectrum is FALSE?
• In the context of saphenous vein mapping for bypass, what is a significant anatomical consideration?
• Which of these conditions is least likely to cause a bruit in the neck?
• Brawny skin changes at the ankle are most likely indicative of which condition?
• What condition does the presence of flow on both sides of a thrombus indicate?
• Which statement is NOT true regarding superficial thrombophlebitis in the leg?
• Ischemic ulcers or lesions are typically characterized by:
• In duplex assessment, how does normal flow in the portal vein appear?
• In photoplethysmography, a venous refilling time of 10 seconds without a tourniquet and 25 seconds with indicates what condition?
• Which artery connects the Brachial artery to the Subclavian artery?
• A duplex image of the carotid bifurcation showing a goblet-like configuration of the ICA and ECA branches suggests:
• Which vessels do the brachial veins connect?
• Which technique is most beneficial for mapping the saphenous vein during evaluation?
• What is a potential complication of heparin therapy?
• Which condition typically leads to erroneous high ankle pressures in diabetic patients?
• In terms of cerebrovascular risk factors, which one has the most direct correlation with stroke incidence?
• What information CANNOT be determined by cerebrovascular angiography?
• What is the frequency of normal arterial Doppler signals compared to audible venous Doppler signals in the legs and arms?
• What assessment finding would indicate a possible obstruction?
• What is the term for the non-invasive study of blood flow used to examine the Proximal ICA?
• What does a CW Doppler waveform from a Pop A suggest if there is interference from venous flow?
• Which statement about lumbar sympathectomy is true?
• What is a distinguishing factor regarding the treatment of venous ulcers compared to arterial ulcers?
• Which arteries supply blood to the Circle of Willis?
• What condition is most likely to accompany acute or late chronic occlusive changes in the lower extremity?
• What does the soft, homogenous echogenicity of a proximal thigh ultrasound suggest?
• Which of these Doppler techniques allows for continuous operation and avoids aliasing?
• If a patient has an abdominal aortic diameter of 6.5 cm, what management is most likely indicated?
• What finding suggests over 50% stenosis in the superficial femoral artery?
• What is a common feature associated with venous ulcers?
• Chronic venous insufficiency can lead to ulceration. Which of the following is a recommended preventive measure?
• What happens to the Doppler signal from the subclavian vein during inspiration?
• During cerebrovascular angiography, which complication could arise at the access site?
• If flow in the left anterior cerebral artery (ACA) is "toward" the beam, this suggests?
• In a reflux study, which observation suggests venous reflux when there is calf compression followed by a color change on release?
• Which sign is least likely to be observed in a case of arterial embolization?
• All of the following may represent symptoms from the brain stem or posterior circulation EXCEPT:
• What is the correct setting for arterial volume recording?
• What is the primary advantage of using MRA over conventional angiography?
• Which of the following parameters is expected to change with a clenched fist during Doppler assessment?
• What is the abnormal flow rate for a radial artery/cephalic vein dialysis fistula?
• Which statement regarding abdominal aortic aneurysms (AAAs) is FALSE?
• For a patient with multiple episodes of amaurosis fugax, what is the most likely next step in management?
• If a Popliteal to Dorsal Pedal Lesser Saphenous Reverse Bypass Graft has a peak systolic velocity of 28 cm/sec at its distal anastomosis, what can be inferred?
• What might be a dangerous consequence of untreated bleeding esophageal varices?
• What is a common cause of impotence related to vascular issues?
• What symptom is associated with severe ischemia in the lower extremity?
• Which of the following arteries is involved in potential collateral circulation in the brain?
• What does edema typically indicate about the state of tissues?
• Which of the following best describes a symptom characteristic of vertebrobasilar circulation?
• Which of the following is NOT considered an etiology of arterial aneurysms?
• What is typically assessed using duplex ultrasound that might not be as effectively evaluated by angiography?
• This femoral artery waveform indicates what with a PSV of 500 cm/sec?
• What demographic is most often affected by Takayasu's arteritis?
• Varices that arise from deep-venous valvular insufficiency and incompetent perforators are referred to as:
• What is the significance of brachial blood pressure differentials during cerebrovascular assessments?
• What can slow venous filling indicate when an elevated extremity is placed into a dependent position?
• What could cause segmental pressure readings showing Rt high thigh at 110 mmHg and Lt high thigh at 164 mmHg?
• In assessing DVT, which imaging finding commonly appears?
• Which vessel is primarily imaged in patients being assessed for Budd-Chiari syndrome?
• A TIA affecting the right anterior hemisphere of the brain is likely to affect which side of the body?
• Why do Doppler velocity waveforms from upper extremity vessels differ from lower extremity vessels?
• What condition is most associated with compressive symptoms in the lower extremities?
• Which anatomical condition is shown to cause high velocities in the celiac artery during expiration?
• What diagnosis is indicated by augmentation upon proximal compression in a CW Doppler exam?
• Which of the following vein segments is imaged least commonly?
• Regarding the use of MRA for evaluation of lower extremity arteries, which statement is FALSE?
• Computed tomography (CT) is primarily useful in the lower extremity for detecting which condition?
• What is the function of the anterior tibial artery in relation to the dorsalis pedis artery?
• What does a significant turbulence in arterial flow suggest about hemodynamic stability?
• What term best describes the desired properties of beam width when assessing carotid vessels?
• Which of the following conditions could be indicated by abnormalities in the Proximal ICA?
• Which symptom is NOT commonly found in cases of acute arterial occlusion?
• When a patient experiences pain in the left arm and jaw during a treadmill test, what should the examiner consider?
• What does a high-thigh pressure discrepancy suggest when comparing the right and left measurements?
• What can TcPO2 studies assess except?
• Which of the following symptoms is associated with significant complications of Portal Hypertension?
• What is the anatomical relationship of the Left Common Iliac vein to the right common iliac artery?
• Which of the following vessels joins the Brachial Veins to form the Axillary vein?
• Peripheral resistance increases with which of the following?
• If color in the distal portion of the artery appears much brighter along with aliasing, what does this indicate?
• What condition is characterized by a severely swollen, blue, cool lower extremity?
• Which of the following is NOT considered a risk factor for DVT?
• What anatomical structure often crosses over the proximal Superior Mesenteric Artery?
• What artery supplies blood to the small intestine and portions of the colon?
• In a patient with a history of DVT, what is the most likely finding in a unilateral swollen leg exam?
• Which artery typically originates from the Aorta between the Celiac trunk and the Renal arteries?
• Where is Boyd's perforating vein located?
• Absent pulse is commonly associated with which acute condition?
• Which factor is essential for accurately measuring blood pressure with a cuff?
• What complication makes diabetic patients particularly susceptible to foot lesions?
• What is the most common presenting symptom of a Baker's cyst?
• From which artery does the Vertebral Artery usually arise?
• Why is angiography usually considered only when necessary for surgery or urgent patient management?
• Which vessel is most likely assessed using the temporal window in TCD?
• A common physical finding in Pulmonary Embolism (PE) is?
• In an elderly patient with calf pain and a nonocclusive thrombus found on ultrasound, what could indicate a potential complication after heparin administration?
• What condition is most likely indicated by pain and swelling in the calf accompanied by a large dark area in the medial popliteal space?
• What complication can arise from temporal arteritis if left untreated?
• What does an increase in peak systolic velocity in the Proximal ICA typically suggest?
• What are the symptoms associated with anterior tibial compartment syndrome?
• What can an absence of systolic window in a spectral display indicate?
• What is a key factor when diagnosing compartment syndrome based on pressures?
• What is a primary limitation of Magnetic Resonance Angiography (MRA)?
• What is the ideal deflation rate during the measurement of systolic pressures using a manometer with 2 mmHg marks?
• How is the severity of arterial disease inferred from post-exercise pressures?
• When may the Doppler beam be attenuated?
• Which of the following is NOT used by a general practitioner to diagnose DVT?
• Which physical finding is NOT typically associated with a diagnosis of venous insufficiency?
• What does the term tunica adventitia refer to?
• Which artery is usually the first branch of the External Carotid Artery?
• What can be inferred about pulsatile signals from the vertebral artery during a cerebrovascular exam?
• In patients with leg claudication symptoms and high thigh pressures, what might not be definitive without further assessment?
• For assessing valvular insufficiency via venography, the venous puncture is performed at which level?
• Proximal renal artery stenosis greater than 60% is diagnosed when the systolic renal/aortic velocity ratio is:
• What is the normal response of ankle pressure during exercise testing or on a treadmill?
• In which area of the brain is the speech area predominantly located in right-handed individuals?
• Which vein connects to the three main perforating veins of the distal calf?
• At which level is the venous puncture performed for introducing contrast in venography to assess for DVT?
• The angular artery is the terminal part of which artery?
• What does a sharply defined upslope in a Doppler waveform typically indicate?
• In TCD, the normal direction of flow in the Anterior Cerebral Artery (ACA) is?
• What is a common characteristic observed in temporal arteritis?
• Which diagnostic parameter is crucial when assessing the Proximal ICA?
• Which abdominal vessel is most commonly compressed by the median arcuate ligament?
• How do stenting procedures of the Internal Carotid Artery (ICA) compare to stenting of coronary arteries?
• What does the Popliteal trifurcation actually represent?
• What angle provides the best arterial wall image quality in duplex imaging?
• What is the primary indication for performing a femorofemoral bypass?
• What relationship must the overall accuracy fall within according to the statistics?
• What is an abnormal finding in a patient with TIPS?
• In vascular terms, what does 'inflow' refer to?
• How can carotid bruit be identified using color flow and spectral analysis?
• What is the likely cause of foot rubor?
• What effect does a clenched fist have on the pulsatility index of the brachial artery Doppler?
• What happens to frequency shifts in a color box with severe vessel curvature?
• In which cases can systolic thigh pressures be accurately measured using a standard arm cuff?
• A Baker's cyst is primarily a collection of what substance?
• During ultrasound-guided compression of a pseudoaneurysm, which technique is NOT recommended?
• Which statement is true for patients suffering from intermittent claudication?
• Pitting edema of both lower extremities is most commonly related to which origin?
• What does the abbreviation TIA stand for?
• In handheld TCD, the angle of the beam relative to flow is assumed to be?
• The "kissing stent" technique is particularly useful for which type of vascular structure?
• Which of the following arteries is a branch of the internal carotid artery?
• During a cerebrovascular exam, what should you ask the patient to do if equal brachial systolic pressures were obtained and the waveform is below baseline?
• Which statement about the Greater Saphenous Vein (GSV) is correct?
• Which statement about popliteal aneurysms is TRUE?
• Which factor is least important when selecting the ultrasound frequency for optimal carotid B-mode imaging?
• What is the approximate incidence of new strokes per year in the general population?
• What is the most likely etiology of acute right-side weakness and aphasia in a 24-year-old patient with a history of a recent automobile accident?
• What is the typical range for the ankle/arm index in claudicating patients?
• Where does the Left Renal Vein (LRV) cross in relation to the Aorta (AO)?
• What does the term hemiparesis or unilateral paresis refer to?
• What corresponds to an arterial stenosis that has 80% diameter reduction in terms of cross-sectional area reduction?
• Which collateral pathway is NOT considered a main route in the case of ICA obstruction?
• Which of the following statements is NOT true regarding peripheral arterial angiography?
• What is the first major arterial branch of the Aorta?
• What type of blood does the Portal Vein carry?
• In addition to Doppler ultrasound, what other imaging tool is often used for the Proximal ICA evaluation?
• Chronic deep venous obstruction is likely to increase which of the following?
• The accuracy of diagnosing DVT based solely on symptoms such as pain and swelling is approximately:
• Which condition is considered the strongest risk factor for stroke?
• Given an ICA waveform with a peak systolic velocity of 285 cm/sec and an end-diastolic velocity of 66 cm/sec, which statement is TRUE?
• Which artery is the left branch of the Celiac trunk?
• In which location would you most likely find atherosclerosis in a diabetic patient?
• The Celiac trunk gives rise to which of the following arteries?
• What skin change is typically observed in patients with advanced peripheral arterial vascular occlusive disease?
• What is the TCD window utilized for assessing the MCA?
• Which of the following is a symptom of anterior circulation issues?
• What does a positive finding of a bruit suggest during a physical examination?
• What is the typical anatomical location of the Left Renal artery in relation to the Aorta?
• What is suggested by high flow in the left greater saphenous vein with nonspontaneous flow in the right during CW Doppler assessment?
• Which of the following statements regarding renovascular hypertension is true based on the pressure findings?
• What type of flow pattern is typically seen in the Proximal ICA in healthy conditions?
• A Doppler exam is likely to be inadequate for detecting venous thrombosis in which location?
• What percentage of Pulmonary Emboli can be attributed to Lower extremity deep venous thrombosis?
• What is a potential disadvantage of duplex ultrasound in assessing carotid artery conditions compared to angiography?
• What can indicate a decreased blood flow to the right arm in the case of right subclavian artery stenosis?
• What does an elevated toe pressure indicate in patients with diabetes?
• What effect does clenching the fist for three minutes have on vertebral artery flow?
• What does a monophasic PTA waveform indicate in an asymptomatic patient despite a normal ankle/arm index?
• Which statement about the RT Vertebral artery waveform is NOT true?
• Which statement about arterial pressure testing is true regarding the Dorsalis Pedis pressure?
• Which statement is TRUE about the ICA spectrum?
• Which finding is most likely to occur in a patient with right-sided subclavian artery stenosis?
• A patient with advanced chronic mesenteric ischemia is most likely to be:
• Which of the following symptoms is least likely to indicate vascular disease?
• A patient with a tracing consistent with essentially normal venous refilling time is experiencing:
• What does the External Iliac artery become at the Inguinal ligament?
• What percentage of patients with AAA rupture die before reaching the hospital?
• What condition is indicated by digital pallor or cyanosis triggered by cold exposure or emotional stimuli?
• When is rtPA most effective in treating acute ischemic stroke?
• Where is the Brachiocephalic vein found?
• What symptom is least likely to be associated with an acute arterial occlusion?
• Which morphology characterizes a normal Doppler waveform for a peripheral artery?
• What is the significance of a drop in graft velocity during duplex ultrasound monitoring?
• What is the most common anomaly of the Circle of Willis?
• What would be a consequence of an anomaly in the Circle of Willis?
• The abbreviation SMA refers to which artery?
• A patient describes a 30-minute episode of garbled speech. What is this condition called?
• Which of the following veins is located anterior to the Aorta when reaching the IVC?
• The Superior Vena Cava is formed by the junction of which two veins?
• Which vessel branches or continues from the Innominate?
• Which of the following is NOT a common sign of advanced arterial insufficiency of the lower extremity?
• Which of the following is NOT a common feature of renal allograft rejection?
• What is the most effective lytic treatment for acute arterial thrombosis?
• What might NOT be a reason for the discrepancy in stenosis percentage between duplex assessment and angiography?
• What is the common appearance of the spectrum of a severely stenosed ICA?
• What possible errors could occur when recording a Femoral arterial waveform using continuous-wave Doppler?
• Which statement about subclavian steal syndrome is FALSE?
• What diagnostic criterion for stenosis is most indicative of a 50-60% diameter stenosis of the ICA?
• After catheterization in a cardiac patient, what is a probable cause for a pulsatile mass in the groin?
• What is the primary cause of lower extremity ulcers?
• What is the typical response of the vertebral artery flow during increased arm demand?
• One complication of deep vein recanalization is:
• What does a to and fro Doppler waveform pattern in the distal ICA suggest?
• Which of the following is NOT a potential complication of venography?
• Which of the following is NOT considered a major complication of cerebrovascular angiography?
• What is the primary concern for patients with acute DVT?
• Which statement is true regarding chronic venous ulceration?
• What syndrome is associated with hypertension after carotid endarterectomy?
• What is the significance of the diastolic flow in renal and internal carotid arteries?
• Which component on the spectral Doppler display represents depth?
• From which arteries does the brain receive collateral blood flow during carotid occlusion?
• Which structure primarily drains the medial aspect of the leg?
• Which of the following conditions could lead to bilateral edema?
• What is the typical Doppler signal pattern distal to an aortoiliac occlusion?
• What is the typical finding for patients experiencing claudication based on the provided symptoms?
• What is a significant risk associated with pulmonary angiography?
• Which of the following is not a recognized risk factor for acute DVT?
• What percentage of the true negatives were correctly identified as negative in the carotid testing?
• What does the term "rubor" refer to in a clinical context?
• Doppler ultrasound can show loss of spectral window due to:
• What is the first intracranial branch of the internal carotid artery (ICA)?
• For a hypertensive patient with multiple Transient Ischemic Attacks (TIAs) and 80% diameter stenosis of the ICA, what is likely the recommended intervention?
• What is the current standard treatment after the initial dose of Heparin for DVT?
• In a cross-section of the calf, which letter represents the Fibula?
• What type of graft is associated with a lower expected flow rate in dialysis fistulas?
• What role does wave dampening in Doppler analysis play regarding disease progression?
• What is the relationship between chronic venous obstruction and ambulatory venous pressure?
• What effect does ICA occlusion have on diastolic flow in the CCA spectral display?
• During which maneuver does cephalad flow diminish in normal patients according to LEV Doppler assessment?
• Which are the three terminal branches of the ophthalmic artery?
• A patient presents with calf and ankle edema and mild discomfort but negative CW studies. What additional test might be useful?
• A patient reports temporary shading of vision in one eye. What is this symptom known as?
• If a patient with DVT experiences sudden swelling and pain in a leg post-heparin therapy, what should be suspected?
• Which vessels are recognized as the smallest in the human body?
• Which vein in the Antecubital Fossa connects the Cephalic and Basilic veins?
• Pulsatile venous Doppler signals in the lower extremities would most likely be associated with which condition?
• How is the positive predictive value accurately calculated from the carotid duplex studies?
• Which artery is formed by the unification of the vertebral arteries?
• In the analysis of the venography results, what total number of tests was performed?
• If a patient shows an ankle/brachial index of 1.02, what does this imply?
• The arterial pulsations felt in front of the ear are due to which artery?
• Which of the following is NOT a vessel or structure of the penis?
• What type of plaque is characterized by homogeneous echoes that are soft and gray throughout?
• In chronic venous insufficiency, which symptom is most commonly observed?
• What does the presence of a bruit generally indicate?
• Early atherosclerosis of the lower extremity is typically associated with what symptom?
• What is the usual cuff pressure used in arterial volume recording?
• What complaint would a patient with claudication most likely report?
• How long does a transient ischemic attack (TIA) typically resolve?
• Where is renal atherosclerotic disease most commonly located?
• What is a possible complication of Vena Cava Interruption for recurrent PE?
• What does a PSV of 500 cm/sec in the femoral artery indicate about blood flow?
• Which imaging transducer frequency is appropriate for assessing the carotid arteries?
• In a diabetic patient with tibial arterial calcification, how can the ankle/arm index be characterized?
• When evaluating a saphenous vein for a bypass operation, which alternative vein is typically considered if the saphenous vein is inadequate?
• Which value is calculated using the total number of normal noninvasive tests as its denominator?
• Which condition is likely indicated by decreased femoral artery pulses and high blood pressure in a 12-year-old patient?
• What are the components of Virchow's triad?
• What was the true positive count in the carotid duplex study when testing for >60% stenosis?
• What clinical symptom might prompt an examination of the Proximal ICA?
• How is the Doppler sample volume typically adjusted?
• Which artery is typically affected in hemispheric strokes?
• Which statement regarding smoking is FALSE?
• Which statement is NOT true regarding carotid bruit?
• In the context of vascular surgery, which term best describes the creation of a new pathway for blood flow?
• In duplex assessment of dialysis fistulas, which abnormality would be considered normal?
• What is a potential outcome if a diabetic patient develops an infection in the foot?
• Patients suspected of venous disease typically complain of pain that is:
• What anatomical structure does the Proximal ICA represent in vascular technology?
• What characteristic of the ICA flow spectrum is associated with low resistance?
• Which finding is typically the earliest abnormality detected in a patient showing signs of vasodilation?
• What type of flow pattern is observed in normal carotid artery dynamics?
• Where in the cerebrovascular system does atherosclerosis most commonly occur?
• Which of the following is true regarding the clinical detection of a bruit?
• What is the most common anatomical variant of the aortic arch?
• What may increased diastolic flow in the superior mesenteric artery postprandially indicate?
• What is the optimal Doppler beam angle for duplex carotid studies in most vascular labs?
• In patients with arterial stenosis, what typically happens to the EDV?
• What characterizes normal arterial waveforms in the renal hilum?
• Which finding is least likely associated with acute DVT?
• What happens to the pressure in the artery distal to an arteriovenous fistula?
• Which group is at higher risk for DVT during pregnancy?
• Which of the following is NOT a terminal branch of the ophthalmic artery?
• What is the recommended duration of treatment with Sodium warfarin for DVT after the initial Heparin dose?
• Which condition might lead to a patent popliteal vein with incompetent valves in a DVT patient?
• What is the typical skin discoloration associated with chronic venous insufficiency?
• In a patient with a transjugular intrahepatic portosystemic shunt (TIPS), what is a normal finding?
• Which physical principle does Doppler ultrasound primarily utilize to assess blood flow velocities?
• What should not be measured in an extremity with a dialysis fistula?
• What does a calf compression augmenting a signal in the superficial femoral vein suggest?
• Which of the following is NOT a commonly performed method of Vena Cava Interruption for recurrent PE?
• What systemic condition could negatively impact the health of the Proximal ICA?
• What may cause blockage of the lymphatic channels leading to lymphedema?
• A long, bright echogenic streak in the CFV that is compressible and moves with venous flow likely indicates what?
• What effect does jogging have on diastolic flow in peripheral arteries?
• Which of the following conditions may be present if a patient has ulcerating lesions or gangrene?
• What condition is the Budd-Chiari syndrome primarily associated with?
• A patient who experienced loss of vision in her left eye followed by weakness and numbness in her right hand is likely experiencing what condition?
• What is the typical time frame for observing delayed capillary refill in significant ischemia?
• What are the typical settings for venous color flow imaging of the lower extremities?
• What does delayed return of the capillary blush after pressure indicate?
• What anatomical position is the left common iliac vein in relation to the aorta?
• When swelling is present in DVT, it is characteristically seen in which areas?
• Which characteristic is NOT consistent with total occlusion of the ICA?
• Dysphagia is primarily characterized by which of the following symptoms?
• What should the volume flow rate be in a reversed saphenous vein bypass graft?
• Which condition is more likely to present with a left-sided carotid bruit compared to the right?
• For a patient with rest pain and an ankle pressure of >300mmHg, what can be concluded about the result?
• Which parameter is critical for enhancing lateral resolution during carotid ultrasound imaging?
• What type of pain do patients with ischemic rest pain typically experience?
• An arterial stenosis with 75% cross-sectional area reduction corresponds to what percentage of diameter reduction?
• Which device does not provide hemodynamic information about arteries?
• What is the best method for preparing a transducer for intraoperative use?
• During a four-level pressure cuff assessment, which lesion does NOT cause abnormally low high-thigh pressure?
• Which of the following is a common complication seen with heparin therapy?
• What is indicated when the ICA waveform shows a PSV of 272 cm/sec and EDV of 88 cm/sec?
• What condition is most likely suggested by complaints of chronic unilateral lower extremity swelling, aching, and a sense of heaviness?
• For the best angle-corrected velocity estimates, the cursor should be adjusted to:
• What characterizes the normal response for POSTocclusive reactive hyperemia velocity?
• What is considered the gold standard test for pulmonary embolism (PE)?
• How do patency rates for angioplasty of the infrainguinal arteries compare to those of the iliac arteries?
• Which of the following is NOT a sign of advanced ischemia in the lower extremity?
• Symptoms of chronic venous insufficiency (CVI) might arise from all except:
• How does Magnetic Resonance Angiography (MRA) primarily function?
• What anatomical structure appears superficial to the femoral vessels in a case of cellulitis?
• Which vessel's waveforms would be expected to show a marked change with a clenched fist maneuver?
• Which of the following factors can falsely elevate toe pressures in a diabetic patient?
• What vision disturbance is indicated by binocular disruption affecting half of the visual field in both eyes?
• Which of the following indicates Doppler waveform abnormalities distal to a significant stenosis?
• In which carotid artery is a low-resistance flow characteristic typically found?
• In vasodilated limbs, what is a possible characteristic of diastolic flow reversal?
• What is a possible symptom of subclavian steal syndrome?
• What does an increased prominence of renal pyramids indicate in renal allograft rejection?
• What vascular disease typically presents with back, abdominal, or flank pain?
• In evaluating a patient for arterial disease, why is assessing changes in pressure values critical?
• What is the primary cause of stasis leading to DVT?
• What term describes the mathematical process used to classify stenosis in ICA disease according to NASCET?
• A patient presents with severe pain in the right knee and massive swelling in the left leg after being in an accident. What is the most likely diagnosis?
• Why are brachial blood pressures obtained bilaterally in cerebrovascular disease evaluation?
• A sudden onset of edema and pain in a patient with chronic venous insufficiency may indicate which of the following?
• What could happen to the accuracy of the carotid test if the peak systolic velocity value needed for a positive result is increased?
• If a right-handed patient experiences speech issues due to a vascular problem, which area of circulation is most likely affected?
• Which vessel is NOT found on or near the foot?
• What symptom typically indicates late-stage arterial disease?
• In the context of the Proximal ICA, what does the term "stenosis" refer to?
• In a patient with subclavian artery obstruction, what would be observed in the left vertebral artery waveform?
• What is the function of the soles of the feet regarding venous drainage?
• When evaluating complications of venography, which problem is associated with the contrast used?
• In a Doppler exam for suspected renovascular hypertension, which parameter best indicates renal artery stenosis?
• Which drug is considered the drug of choice for long-term anticoagulation after Heparin treatment?
• What effect does increasing the peak systolic velocity criterion have on predictive values in carotid testing for severe stenosis?
• What neurological deficit is often characterized by double vision?
• What could cause a higher pitch signal when performing a CW Doppler at the Prox Dorsalis Pedis level?
• In a cross-section of the calf, which letter represents the Lesser Saphenous Vein?
• Which test for PE involves both breathing and injection of an isotope?
• Following carotid bifurcation disease, what is the next most common source of stroke symptoms?
• Which artery is NOT considered an intracranial potential collateral artery?
• What challenge may arise when assessing Doppler waveforms with proximal arterial occlusive disease?
• What vein does a thrombus in a soleal vein typically propagate to next?
• What neurological symptom is NOT associated with anterior circulation occlusions?
• Which of the following is NOT a duplex indication of a totally occluded ICA?
• Compared to arteries, veins have which of the following characteristics?
• What parameter is NOT usually assessed during exercise testing?
• During exercise, if a patient reports pain in both calves and thighs but does not experience worsening symptoms, what does this indicate?
• Which of the following is NOT an advantage of angiography over duplex carotid studies?
• What percentage of untreated calf-vein thrombosis is believed to propagate to a proximal level?
• During transcranial insonation, which two arteries create a bidirectional signal observed 60-65 mm deep?
• The agent of choice in the initial management of pulmonary embolism is?
• Which statement regarding DVT symptoms is correct?
• Which statement is incorrect regarding the Doppler waveform shapes?
• What type of embolism is most commonly associated with atherosclerotic heart disease?
• What is the upper right corner of the customary 2 x 2 table reserved for?
• Which of the following symptoms is typically associated with verbal comprehension difficulties?
• What factor makes duplex ultrasound a significant tool for vascular assessment?
• What is the tributary reception pattern of the Greater Saphenous Vein?
• Which characteristic is NOT associated with a normal arterial volume waveform?
• Potential indicators of venous system issues would include which of the following findings in Doppler studies?
• A diabetic patient showing redness in the foot and toe is likely experiencing what condition?
• Unilateral claudication in the calf and foot of a young individual commonly suggests what condition?
• Which condition might cause limb loss due to embolism/occlusion from an aneurysm?
• What recent medical procedure increases the incidence of pseudoaneurysms?
• What is the infraorbital artery a terminal branch of?
• Why might output settings not affect Doppler beam attenuation?
• What does the absence of a dicrotic notch in pulse volume recordings indicate about the patient?
• What accurately defines a RIND, also referred to as a stroke with recovery?
• Which of the following conditions typically leads to true pitting edema?
• What is the usual operating frequency of handheld TCD instrumentation?
• Subclavian steal syndrome most commonly occurs on which side of the body?
• What change in the renal artery and vein might indicate a complication during an abdominal ultrasound on a kidney transplant?
• If there is little or no increase of blood flow velocity during POSTocclusive reactive hyperemia, what condition is likely present?
• What change in ankle pressure is typically monitored during treadmill tests for claudication?
• What will the systolic velocity at a 50% diameter stenosis in a lower extremity vein graft be compared to the prestentotic velocity?
• In duplex scanning, what is the normal pattern for portal vein flow?
• In a cross-section of the calf, which letter represents the Interosseous membrane?
• Which artery does NOT arise from the Subclavian Artery?
• Descending venography is primarily performed to assess what condition?
• Which vessel courses along the medial aspect of the Psoas muscle?
• In venography, what indicates the presence of acute DVT?
• Which of the following conditions might lead to high diastolic flow in the proximal segment of a CFA?
• What is an important consideration when treating a stroke patient with rtPA?
• Which type of revascularization surgery requires the use of a valvulatome?
• What is the flow characteristic within the external carotid artery (ECA)?
• Which anatomic lesion can create a vertebral steal phenomenon?
• Which of the following is NOT a deep vein of the upper extremity?
• If a patient presents with unilateral weakness and sensory loss, which condition should be quickly evaluated?
• What does pronounced edema under the skin suggest in the mid-calf region?
• A cephalic vein measuring 2mm during ultrasound imaging may be considered for which procedure?
• What does the absence of diastolic flow in the arteries of a transplanted kidney suggest?
• Chronic excessive intracranial pressure transmitted from the incompetent deep venous system is typically responsible for:
• Which symptom is NOT typically associated with a pulmonary embolus?
• What does the waveform from the Left Vertebral artery suggest?
• What is a validated laboratory index for detecting significant renal artery stenosis?
• More than 90% of infrarenal abdominal aneurysms are of what origin?
• What is the classification of contrast venography in terms of invasiveness?
• What is the most common cause of Portal Hypertension in the United States?
• Which of the following is NOT a risk factor for peripheral arterial occlusive disease?
• From which part of the Aorta do the Renal arteries arise?
• What condition is often relieved by dangling the foot in a dependent position?
• Which statement about pulsed wave Doppler is incorrect?
• In cases of suspected PE, what imaging technique provides the definitive diagnosis?
• What TCD finding indicates vasospasm following a subarachnoid hemorrhage?
• Which statement about the Dorsalis Pedis Artery is NOT correct?
• What might a digital photoplethysmographic waveform suggest?
• What is a significant symptom of mesenteric artery obstructive disease?
• How does an arteriovenous fistula affect diastolic flow in the proximal artery?
• What common condition necessitates the implementation of a TIPS procedure?
• How is the ankle/arm index calculated?
• In B-mode imaging, how does the PFA normally course in relation to the SFA?
• A lack of venous response to compression in a Doppler study indicates which of the following?
• What significant change does increased stenosis lead to in blood flow velocities?