Duration of symptoms |
History of change in bowel habit |
History of rectal bleeding |
History of tenesmus |
History of passing mucous per rectum |
History of abdominal pain |
History of weight loss or patient's weight. |
History of peri-anal symptoms e.g. itch or pain |
Rectal mass or results of rectal examination |
Abdominal mass or results of abdominal examination |
Iron deficiency anaemia or results of full blood count |
History of inflammatory bowel disease |
Relevant family history |
History of lower bowel investigations or existing colorectal conditions |
General practitioner's opinion as to likely diagnosis |