disease has location gastrointestinal lymphoma lymphoma colorectal cancer colorectal lymphoma NCIT:C96498 MEDGEN:474455 An extranodal lymphoma that arises from the colon or rectum. The majority are B-cell non-Hodgkin lymphomas. colorectal lymphoma large intestine lymphoma UMLS:C3272822 MONDO:0024656 GARD:0025449 primary colorectal lymphoma lymphoma of large intestine large intestinal lymphoma large intestine