Adenoids
Adenoids are masses of tissue located high on the posterior wall of the pharynx. They are made up of lymphatic tissue, which trap and destroy pathogens in the air that enter the nasopharynx.
Update Date: 1/30/2007 Updated by: Ravindra Uppaluri, MD. Otolaryngologist, Private Practice, St. Louis, MO. Review provided by VeriMed Healthcare Network.
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