Study Design
Consultant Otolaryngology-Head and Neck Surgeons with a subspecialist interest in Otology working in Northern Ireland were asked to identify patients for this retrospective case review through their prospectively-recorded surgical logbook. The search terms “Obliteration,” and “Mastoid Obliteration,” were, where the respective surgeons questioned the completeness of the data, augmented by a search for all patients who had undergone “Modified Radical Mastoidectomy.”