Unusual lesions of the patella.
D000293:Adolescent; D000328:Adult; D001845:Bone Cysts / Q000473:pathology*; D001859:Bone Neoplasms / Q000473:pathology*; D001862:Bone Resorption / Q000473:pathology*; D002812:Chondroma / Q000473:pathology*; D005260:Female; D005870:Giant Cell Tumors / Q000473:pathology*; D006391:Hemangioma / Q000473:pathology*; D006801:Humans; D006961:Hyperparathyroidism / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D012516:Osteosarcoma / Q000473:pathology*; D010329:Patella