Adenoids

Adenoids are masses of tissue located high on the rear wall of the throat (pharynx). They are made up of lymphatic tissue, which trap and destroy bacteria, viruses, and other microbes.

Review Date: 03/10/2011
Reviewed By: Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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