Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Red flags that suggest the need for investigation
| Age over 50 years with recent onset of symptoms |
| Severe symptoms not investigated |
| Rectal bleeding, fever or weight loss |
| Unremitting or nocturnal symptoms |
| Abnormal blood (laboratory) work (eg, anemia or deficiency of iron) |
| Strong family history (bowel cancer, inflammatory bowel disease, visceral myopathy or celiac disease) |
| Palpable abdominal or rectal mass |
