Percutaneous radiofrequency ablation for osteoid osteoma: experience with a new treatment

Abstract

OBJECTIVE: To review our experience with percutaneous radiofrequency ablation (RFA) for osteoid osteoma. PARTICIPANTS, DESIGN AND SETTING: Retrospective review of 24 patients with osteoid osteoma treated with percutaneous RFA at St Vincent's Hospital, Melbourne, from August 2000 to February 2005. MAIN OUTCOME MEASURES: Initial response to treatment, return of symptoms, time to recurrence, complications and histopathological correlation. RESULTS: In 23 of 24 patients, there was immediate relief of symptoms. One-third of patients had a return of symptoms. The 24 patients underwent a total of 32 RFA procedures. Of the eight patients who had a recurrence, five had an initial lesion > or = 10 mm ..