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Mastoidectomy - series—Normal anatomy

Normal anatomy

Overview

Mastoid air cells are open, air-containing spaces in one of the skull bones.

Review Date 9/17/2016

Updated by: Debra G. Wechter, MD, FACS, general surgery practice specializing in breast cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.