Rare disorder in which popliteal artery becomes compressed or occluded in popliteal fossa. M15x>F. Mean age = about 30yrs.
Most commonly assumed to be due to an anatomical anomaly of the medial head of the gastrocnemius. Artery may have an anomalous course - generally considered a congenital defect that predisposes the artery to injury. Abnormal fibrous bands have also been implicated.
Usually an intermittent claudication/leg pain in an otherwise healthy person – especially on exercise – relieved by rest. Pain is usually severe and felt in calf muscles. may describe a coolness feeling, numbness and have blanching of foot. May have muscle weakness or describe an inability to control the foot. May elicit pain on palpation of calf.
Night cramps, parathesias