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skos:definition |
MSH: Tumors or cancer of the RECTUM.,CSP: new abnormal rectal or anal tissue that grows by excessive cellular division and proliferation more rapidly than normal and continues to grow after the stimuli that initiated the new growth cease.,NCI: A benign or malignant neoplasm that affects the rectum. Representative examples of benign neoplasms include lipoma and leiomyoma. Representative examples of malignant neoplasms include carcinoma, lymphoma, and sarcoma. Rectal adenomas always exhibit epithelial dysplasia and are considered premalignant neoplasms.
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