title: Spontaneous ankylosis of the contralateral hip after unilateral adductor tenotomy in cerebral palsy.
abstract: This is the case report of a 15-year-old black male with spastic quadriplegia cerebral palsy who developed heterotopic ossification and spontaneous ankylosis of his contralateral nonoperative hip after unilateral adductor tenotomy. To the authors' knowledge, this is the only reported case of such an occurrence. The mechanism and possible risk factors are discussed as well as management of this complication.
authors.affiliation: Tulane University School of Medicine, New Orleans, Louisiana, USA.
authors.forename: H
authors.initials: H
authors.lastname: Ushmann
authors.forename: J T
authors.initials: JT
authors.lastname: Bennett
mesh_terms: D000293:Adolescent; D000844:Ankylosis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery; D002547:Cerebral Palsy / Q000150:complications / Q000175:diagnosis / Q000601:surgery*; D005500:Follow-Up Studies; D006621:Hip Joint / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008297:Male; D019637:Orthopedic Procedures / Q000009:adverse effects* / Q000379:methods; D009999:Ossification, Heterotopic / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery; D011782:Quadriplegia / Q000150:complications / Q000175:diagnosis / Q000601:surgery; D011859:Radiography; D011877:Radionuclide Imaging; D016059:Range of Motion, Articular; D013710:Tendons / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D016896:Treatment Outcome