HighlightsAnterior tibial artery (ATA) pseudo aneurysm is rare after total knee arthroplasty.Pseudo aneurysms can be asymptomatic or present with nerve palsy or rupture.Diagnosis can be made with noninvasive imaging or digital subtraction angiography.Ligation of the ATA and excision of its aneurysm is a safe and durable solution.
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