An aneurysmal bone cyst is a lesion of uncertain etiology that was originally described by Jaffe and Lichtenstein I in 1942. Theories suggest that the tumor is either a vascular disturbance of bone (eg, skeletal hemangioma, arteriovenous malformation) or that it may arise as an abnormal reparative process. Dahlin reported an incidence of 1.4% in 2.000 primary bone tumors. Less than 100 cases of vertebral involvement have been described in the English literature.

 

CASE REPORT

 A 16-rear-old boy presented to Tulane University Hospital (New Orleans) with a complaint of progressive lower back pain. The patient related the onset of pain to an automobile accident that occurred 1 year prior to admission. He described the pain as a dull. poorly localized sensation that had worsened...

 

 

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