title: Bidirectional knee joint rupture.
abstract: Acute simultaneous bidirectional rupture of the knee joint is reported in a patient with recurrent hemarthroses due to degenerative arthritis.
mesh_terms: D005260:Female; D006395:Hemarthrosis / Q000209:etiology; D006801:Humans; D007592:Joint Diseases / Q000000981:diagnostic imaging / Q000209:etiology; D007719:Knee Joint; D008875:Middle Aged; D010003:Osteoarthritis / Q000150:complications; D011859:Radiography; D012008:Recurrence; D012422:Rupture, Spontaneous / Q000000981:diagnostic imaging / Q000209:etiology