Adenoids
 
Adenoids are a group of tissues 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:
                        5/17/2012 Reviewed By:
                        Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital.
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