label: Colon Neoplasm
label_lc: colon neoplasm
description: "A benign or malignant neoplasm that affects the colon.  Representative examples of benign neoplasms include lipoma and leiomyoma.  Representative examples of malignant neoplasms include carcinoma, lymphoma, and sarcoma.  Colonic adenomas always exhibit epithelial dysplasia and are considered premalignant neoplasms."