Fig. 2
From: Endovascular management of recurrent hemarthrosis of the knee: a case series
a Angiography demonstrates abnormally increased vascularity about the total knee replacement prothesis and a hypertrophic and tortuous superior lateral geniculate artery (long arrow). There is a pseudoaneurysm at the anterior aspect of the knee joint arising from the inferior lateral geniculate artery (short arrow). b There is successful occlusion of the pseudoaneurysm following coil embolization (2 x Ruby coils, 3 mm × 5 cm and 4 mm × 6 cm) of the feeding artery