Developmental posterior dislocation of the radial head.
We describe two boys with bilateral deformity of the upper end of the radius. The condition appears to predispose to non-traumatic posterior dislocation of the radial head and is associated with posterior bowing of the upper end of the ulna. This problem has not been previously described.
D000293:Adolescent; D002648:Child; D004551:Elbow Joint / Q000000981:diagnostic imaging; D006801:Humans; D004204:Joint Dislocations / Q000000981:diagnostic imaging / Q000209:etiology*; D008297:Male; D011859:Radiography; D011884:Radius / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014457:Ulna / Q000002:abnormalities