NCIt synonyms : Neoplasm of Rectosigmoid Junction; Tumor of Rectosigmoid Junction; Rectosigmoid Tumor; Tumor of the Rectosigmoid Junction; Neoplasm of the Rectosigmoid Junction;
NCIt definition : 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.;