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Carcinoids of the gastrointestinal tract
1Department of Radiologic Pathology, Armed Forces Institute of Pathology, Washington, DC 20306-6000.
Abstract:
Carcinoids are tumors of the diffuse endocrine system. They occur most frequently in the gastrointestinal tract. Although they are considered malignant, their biologic behavior varies. The radiologic and pathologic appearances of gastric, duodenal, ileal, appendiceal, and rectal carcinoids are presented.