Fig. 1. The figure contains a summary of Type I variations of the PA that can be found. (A) The typical presentation, PA with ATA and PTA branches with FA branching from PTA. (B) A trifurcation of the PA, all branches originating from the PA. (C) PA with PTA and CTT, with ATA and FA branching from CTT. PA, popliteal artery; ATA, anterior tibial artery; PTA, posterior tibial artery; FA, fibular artery; CTT, common tibiofibular trunk.
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