disease has location ascending colon neuroendocrine tumor G1 ascending colon neuroendocrine tumor G1 MEDGEN:231386 ascending colon carcinoid tumour NCIT:C6427 ascending colon NET G1 ascending colon carcinoid tumor (disease) UMLS:C1332340 carcinoid tumor of the ascending colon ascending colon carcinoid tumor GARD:0024290 ascending colon neuroendocrine tumor, well differentiated, low grade carcinoid tumour of the ascending colon MONDO:0006093 grade 1 neuroendocrine neoplasm of ascending colon ascending colon neuroendocrine neoplasm G1 carcinoid tumor of ascending colon ascending colon carcinoid tumour (disease) carcinoid tumour of ascending colon A well differentiated, low grade neuroendocrine tumor (carcinoid tumor) that arises from the ascending colon. The mitotic count is less than 2 per 10 HPF and/or the Ki67 index is equal to or less than 2 percent. colon neuroendocrine tumor G1 ascending colon