What condition is most likely to accompany acute or late chronic occlusive changes in the lower extremity?

Swelling is often associated with acute or late chronic occlusive changes in the lower extremity due to a variety of physiological responses. When there are occlusive changes, blood flow to the affected areas is compromised. This can lead to a buildup of fluid in the interstitial spaces, causing swelling or edema. Additionally, in situations where there is reduced perfusion, the body's natural response may include inflammation, which can further contribute to the accumulation of fluid and swelling around the affected tissues.

In acute occlusion, the sudden lack of blood flow can lead to immediate swelling due to the rapid onset of ischemia, whereas in chronic cases, changes in circulation dynamics over time can lead to chronic edema. This makes swelling a significant and direct symptom related to vascular occlusion compared to the other conditions listed.