2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Malignant Neoplasm Of Digestive Organs And Peritoneum 150-159 > Malignant Neoplasm Of Rectum Rectosigmoid Junction And Anus 154.* > 2006 ICD-9-CM Diagnosis 154.0 Malignant neoplasm of rectosigmoid junction View the most recent version of ICD-9-CM 154.0 Malignant tumor of the colon or rectum. The majority are adenocarcinomas. Loss of imprinting (LOI) of the insulin-like growth factor II (IGF2) gene is suggested to be associated with a predisposition to sporadic colorectal cancer. A malignant tumor involving the rectum and sigmoid colon. The majority are carcinomas. -- 2003 154.0 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 154.* hierarchy Alternate Terminology Colon with rectum Rectosigmoid (colon)