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Radiation Colitis
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Slides Small and large bowel.pdf
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Download Lecture Overview
00:01 Radiation colitis. 00:02 If a patient has been exposed to radiation, it could affect both the small and large intestine. 00:09 Injury causes obliteration of your arteries, or endarteritis obliterans. 00:15 Presents with rectal bleeding. Colonoscopy will show atrophy and telangiectasia. 00:22 The treatment is endoscopic coagulation because you are trying to now put together the blood vessels. 00:29 Complications such as fistulas, strictures and abscesses are important here for radiation colitis.
About the Lecture
The lecture Radiation Colitis by Carlo Raj, MD is from the course Small and Large Intestine Diseases: Basic Principles with Carlo Raj.
Included Quiz Questions
Which of the following mechanisms of injury is caused by radiation colitis?
- Obliterative endarteritis
- Intestinal paralysis
- Mesenteric vessels ischemia
- Formation of polyps
- Toxic megacolon
What are the colonoscopic findings in radiation colitis?
- Sloughing of mucosa leading to atrophy and dilated blood vessels
- Formation of multiple polyps
- Enlargement of colon size with severe edema
- Severe fibrosis and skip lesions
- Formation of pseudomembranes
Which of the following is NOT a complication of radiation colitis?
- Volvulus
- Fistula
- Abscess
- Strictures
- Perforation
Author of lecture Radiation Colitis
Carlo Raj, MD
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