title: Nonunion of a fractured scaphoid tubercle.
abstract: A case of nonunion of an avulsed scaphoid tubercle fragment is reported. The fragment became surrounded with a rim of calcification and ossification. After 3 1/2 years follow-up the fragment had migrated to the carpal tunnel simulating the appearance of an accessory ossicle.
authors.affiliation: Department of Radiology, University Hospitals, Ann Arbor, MI 48109-0326.
authors.forename: K
authors.initials: K
authors.lastname: Jonsson
mesh_terms: D000328:Adult; D002114:Calcinosis / Q000000981:diagnostic imaging*; D002348:Carpal Bones / Q000000981:diagnostic imaging / Q000293:injuries*; D005500:Follow-Up Studies; D005599:Fractures, Ununited / Q000000981:diagnostic imaging* / Q000503:physiopathology; D006801:Humans; D008297:Male; D011859:Radiography; D013997:Time Factors