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Causes
By Mayo Clinic staffCauses of rectal bleeding include:
- Anal cancer
- Anal fissure
- Angiodysplasia
- Colon cancer
- Colon polyps
- Constipation
- Crohn's disease
- Diarrhea
- Diverticulosis
- Food poisoning (food-borne illness)
- Hemorrhoids
- Inflammatory bowel disease
- Ischemic colitis
- Peptic ulcer
- Pseudomembranous colitis
- Radiation therapy
- Rectal prolapse
- Solitary rectal ulcer syndrome
- Ulcerative colitis
Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.
