Modified radical mastoidectomy; preservation of the cholesteatoma matrix; a method of making a flap in the endaural technic.
D002781:Cholesteatoma; D006801:Humans; D008416:Mastoid / Q000601:surgery*; D019637:Orthopedic Procedures; D011309:Preservation, Biological; D013524:Surgical Flaps
MASTOID/surgery