PMC7276568_01
Angiogram showing the prominence of medial superior and inferior genicular arteries.
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F1
He then underwent a right femoral angiography through the left femoral approach which again demonstrated prominent medial superior and inferior geniculate arteries (Fig. 1).
Image showing selective arterial catheter placement with tumor blush appearance.
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F2
The 5 Fr angiography catheter was then placed in the right medial inferior geniculate artery and a 3 Fr microcatheter was placed coaxially via the 5 Fr catheter more distally into the medial inferior geniculate artery for superselective angiography, which showed synovial hypervascularity and tumor blush (Fig. 2).
Anteroposterior view radiograph post-operative at 1-year follow-up.
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F3
The patient continues to be asymptomatic and no recurrence of the hemarthrosis at 12-month follow-up (Fig. 3and 4).
Lateral view radiograph post-operative at 1-year follow-up.
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F4
The patient continues to be asymptomatic and no recurrence of the hemarthrosis at 12-month follow-up (Fig. 3and 4).