case_images: PMC7276568_01
case_images: Angiogram showing the prominence of medial superior and inferior genicular arteries.
case_images: JOCR-10-22-g001.jpg
case_images: PMC7276568_01_JOCR-10-22-g001.jpg
case_images: F1
case_images: He then underwent a right femoral angiography through the left femoral approach which again demonstrated prominent medial superior and inferior geniculate arteries (Fig. 1).
case_images: Image showing selective arterial catheter placement with tumor blush appearance.
case_images: JOCR-10-22-g002.jpg
case_images: PMC7276568_01_JOCR-10-22-g002.jpg
case_images: F2
case_images: 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).
case_images: Anteroposterior view radiograph post-operative at 1-year follow-up.
case_images: JOCR-10-22-g003.jpg
case_images: PMC7276568_01_JOCR-10-22-g003.jpg
case_images: F3
case_images: The patient continues to be asymptomatic and no recurrence of the hemarthrosis at 12-month follow-up (Fig. 3and 4).
case_images: Lateral view radiograph post-operative at 1-year follow-up.
case_images: JOCR-10-22-g004.jpg
case_images: PMC7276568_01_JOCR-10-22-g004.jpg
case_images: F4
case_images: The patient continues to be asymptomatic and no recurrence of the hemarthrosis at 12-month follow-up (Fig. 3and 4).