C7A.0 - Malignant carcinoid tumors
C7A.02 - Malignant carcinoid tumors of the appendix, large intestine, and rectum
C7A.020 - Malignant carcinoid tumor of the appendix
C7A.021 - Malignant carcinoid tumor of the cecum
C7A.022 - Malignant carcinoid tumor of the ascending colon
C7A.023 - Malignant carcinoid tumor of the transverse colon
C7A.024 - Malignant carcinoid tumor of the descending colon
C7A.025 - Malignant carcinoid tumor of the sigmoid colon
C7A.026 - Malignant carcinoid tumor of the rectum
C7A.029 - Malignant carcinoid tumor of the large intestine, unspecified portion