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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 5/25/2016

Updated by: Sumana Jothi, MD, specialist in laryngology, Assistant Clinical Professor, UCSF Otolaryngology, NCHCS VA, SFVA, San Francisco, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.