Persistent sciatic artery
Pain in the right leg
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Complete occlusion of the right common iliac artery. As an incidental finding there is a persistent left sciatic artery as a continuation of the internal iliac artery and the major blood supply to the lower extremity.
A persistent sciatic artery is a rare vascular anomaly where there is the continuation of the internal iliac artery into the thigh through the greater sciatic notch.