- Screening for colorectal cancer
- Abdominal pain, changes in bowel movements, or weight lost
- Abnormal changes found on sigmoidoscopy
- Anemia due to low iron (usually when no other cause has been found)
- Blood in the stool, or black, tarry stools
- Follow-up of a past finding, such as polyps or colon cancer
- Inflammatory bowel disease (ulcerative colitis and Crohn disease)
Credits- Mount Sinai Health System