cecum neuroendocrine tumor G1 (MONDO_0006126) is a well differentiated, low grade neuroendocrine tumor (carcinoid tumor) that arises from the cecum. The mitotic count is less than 2 per 10 HPF and/or the Ki67 index is equal to or less than 2 percent. Also known as: caecal carcinoid tumor, caecal carcinoid tumour, caecum NET G1, caecum carcinoid tumor, caecum carcinoid tumor (disease), caecum carcinoid tumour, caecum carcinoid tumour (disease), caecum neuroendocrine neoplasm G1.