title: [Bilateral rupture of the knee extensor mechanism in a patient with rheumatoid arthritis].
mesh_terms: D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications*; D005260:Female; D006801:Humans; D010329:Patella / Q000293:injuries*; D012422:Rupture, Spontaneous; D013708:Tendon Injuries / Q000209:etiology*
vernacular_title: Bilateral ruptur af knaeets straekkeapparat hos patient med reumatoid artrit.