Colon and Rectum Histologies
Mucinous adenocarcinoma 8480/3
Signet ring cell adenocarcinoma 8490/3
Does not have schema for AJCC stage
Other histologies in colon and rectum include mucinous adenocarcinoma, signet ring cell adenocarcinoma, and lymphoma. All data items are abstracted for lymphoma cases of colon and rectum, but they do not have a schema for AJCC staging. Cases with lymphoma of the colon or rectum may be analyzed separately from the other colon and rectum cases.