Otitis Media (Chronic Suppurative) By Richard T Miyamoto, MD, MS, Indiana University School of Medicine Reviewed / Revised Mar 2022 | Modified Sep 2022 View Patient Education Symptoms and Signs Diagnosis Treatment Key Points Topic Resources Cholesteatoma Chronic suppurative otitis media is a persistent, chronically draining (> 6 weeks), suppurative perforation of the tympanic membrane.