disease has location rectal neoplasm rectosigmoid junction neoplasm https://www.malacards.org/card/rectosigmoid_junction_neoplasm neoplasm of rectosigmoid junction tumor of the rectosigmoid junction tumour of the rectosigmoid junction rectosigmoid junction neoplasm (disease) rectosigmoid neoplasm tumour of rectosigmoid junction UMLS:C0345873 MONDO:0002423 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. NCIT:C4877 rectosigmoid junction tumor rectosigmoid junction tumour DOID:2780 SCTID:126848003 neoplasm of the rectosigmoid junction rectosigmoid tumour MEDGEN:87517 rectosigmoid tumor tumor of rectosigmoid junction neoplasm sigmoid neoplasm rectosigmoid junction