The Riedel Procedure - An Analysis of 22 Cases

Objectives: To report one institution's experience with 22 cases of the Riedel procedure in order to establish a profi le for those patients with chronic frontal sinusitis who develop chronic osteomyelitis. Study Design: Retrospective review. Methods: Review of all patients undergoing the Riedel procedure at one institution with analysis of demographic data, indications for procedure, technical aspects of performing the procedure, outcomes and complications. Comprehensive review of the literature was performed as well. Results: Twenty-two patients were identified. The age range in patients varied from 20 years to 86 years. The etiology of the condition requiring the Riedel procedure was infectious in 16 patients, traumatic in 5 and neoplastic in 1. All patients with chronic osteomyelitis of the frontal sinus had undergone multiple intranasal and external procedures. Post-operative follow-up interval ranged from 4 months to 21years.