title: Primary neoplasms of joints.
mesh_terms: D000293:Adolescent; D002812:Chondroma / Q000175:diagnosis; D002813:Chondrosarcoma / Q000175:diagnosis; D005260:Female; D006391:Hemangioma / Q000175:diagnosis; D006801:Humans; D007592:Joint Diseases / Q000175:diagnosis*; D008067:Lipoma / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000175:diagnosis*; D013584:Sarcoma, Synovial / Q000175:diagnosis; D013583:Synovial Membrane; D013585:Synovitis / Q000175:diagnosis; D014973:Xanthomatosis / Q000175:diagnosis