ICD-9 Classification / Treatment Etiology / Epidemiology / Natural History Associated Injuries / Differential Diagnosis Anatomy Complications Clinical Evaluation Follow-up Care Xray / Diagnositc Tests Review References synonyms: ICD-9 Etiology / Epidemiology / Natural History Anatomy Clinical Evaluation Xray / Diagnositc Tests Classification / Treatment Associated Injuries / Differential Diagnosis Complications Follow-up Care Review References Eubanks JD, JAAOS 2006;14:552 °