A well differentiated, low grade neuroendocrine tumor (carcinoid tumor) that arises from the colon. The mitotic count is less than 2 per 10 HPF and/or the Ki67 index is equal to or less than 2 percent. The disease is MONDO_0006155 (colon neuroendocrine tumor G1). Also known as: carcinoid tumor of colon, carcinoid tumor of the colon, carcinoid tumour of colon, carcinoid tumour of the colon, colon NET G1, colon carcinoid tumor, colon carcinoid tumor (disease), colon carcinoid tumour.