Pigmented villonodular synovitis.
D000792:Angiography; D001175:Arthrography; D003131:Combined Modality Therapy; D006801:Humans; D007719:Knee Joint / Q000503:physiopathology; D011230:Precancerous Conditions / Q000503:physiopathology; D000074402:Synovectomy; D013585:Synovitis / Q000175:diagnosis*; D013586:Synovitis, Pigmented Villonodular / Q000175:diagnosis* / Q000503:physiopathology / Q000628:therapy; D014057:Tomography, X-Ray Computed