Neoplastic Process
rectosigmoid neoplasm
Definitions related to rectosigmoid neoplasm:
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A benign or malignant neoplasm that affects the rectosigmoid region. Representative examples of benign neoplasms include lipoma and leiomyoma. Representative examples of malignant neoplasms include carcinoma, lymphoma, and sarcoma. Rectosigmoid adenomas always exhibit epithelial dysplasia and are considered premalignant neoplasms.NCI ThesaurusU.S. National Cancer Institute, 2021
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New abnormal rectosigmoid tissue, which is the tissue between the descending colon and the rectum, 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.CRISP ThesaurusNational Institutes of Health, 2006
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