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Peritoneal sample

Peritoneal sample

Overview

The peritoneum is the membrane lining the abdominal cavity.

Review Date 4/11/2018

Updated by: Michael M. Phillips, MD, Clinical Professor of Medicine, The George Washington University School of Medicine, Washington, DC. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.