MALIGNANT NEOPLASM OF DIGESTIVE ORGANS AND PERITONEUM (150-159)
Excludes:
carcinoma in situ (230.1-230.9)
154 Malignant neoplasm of rectum, rectosigmoid junction, and anus
Excludes:
benign carcinoid tumor of rectum (209.57)
malignant carcinoid tumor of rectum (209.17)
154.0: Rectosigmoid junction
Colon with rectum
Rectosigmoid (colon)
154.1: Rectum
Rectal ampulla
154.2: Anal canal
Anal sphincter
Excludes:
malignant melanoma of skin of anus (172.5)
malignant neoplasm of skin of anus (173.50-173.59)
154.3: Anus, unspecified
Excludes:
malignant melanoma of:
anus:
margin (172.5)
skin (172.5)
perianal skin (172.5)
malignant neoplasm of:
anus:
margin (173.50-173.59)
skin (173.50-173.59)
perianal skin (173.50-173.59)
154.8: Other
Anorectum
Cloacogenic zone
Malignant neoplasm of contiguous or overlapping sites of rectum, rectosigmoid junction, and anus whose point of origin cannot be determined
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