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Peritoneal sample

Peritoneal sample

Overview

The peritoneum is the membrane lining the abdominal cavity.

Update Date 2/27/2016

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.