What is a fiberoptic colonoscopy?

This is a minimally invasive medical examination that is used to evaluate the lower part of the large intestine, or colon, and is a screening test for colon cancer. The flexible fiberoptic sigmoidoscopy allows your physician to look for abnormal cells, cancer, polyps, and ulcers.

What is the examination of the colon using a fiber optic scope?

Sigmoidoscopy, diagnostic medical procedure that uses a flexible fibre-optic endoscope to examine the rectum and the terminal section of the large intestine, known as the sigmoid colon.

What 4 parts of the colon are viewed during a colonoscopy?

The ascending colon, hepatic flexure, and transverse colon constitute the right colon, whereas the descending colon, splenic flexure, and sigmoid make the left colon.

Does a colonoscopy look at the ascending colon?

Colonoscopy and sigmoidoscopy are screening tests that use a thin flexible tube with a camera at the end to look at the colon but differ in the areas they can see. A colonoscopy examines the entire colon, while a sigmoidoscopy covers only the lower part of the colon, also known as the rectum and sigmoid colon.

How high up does a colonoscopy go?

Colonoscopy is similar to sigmoidoscopy—the difference being related to which parts of the colon each can examine. A colonoscopy allows an examination of the entire colon (1200–1500 mm in length).

How far does a colonoscopy go up?

A colonoscopy allows an examination of the entire colon (1200–1500 mm in length).

How to do a bowel prep for colonoscopy or surgery?

Bowel Prep Timeline (One Day Prior) The timelines and procedures can vary, but here is an example commonly used for a colonoscopy bowel prep: Upon waking, eat or drink nothing but clear liquids. At 12:00 noon, take the prescribed dose of laxative, like Dulcolax (bisacodyl), with a full glass of water.

What are the instructions for a colonoscopy?

Typical bowel prep instructions for a colonoscopy include a clear liquid diet the day prior to your colonoscopy or any oral liquid that you can see through. This includes water, apple juice, sports drinks, tea, black coffee, soda, etc.

What is a colonoscopy diet?


  • or lightener
  • Flavored water without red or purple dye
  • and white cranberry
  • or vegetable
  • Soda
  • Sports drinks such as Gatorade and Propel (light colors only)
  • What is a pre – colonoscopy?

    A colonoscopy prep diet is a pre-treatment regimen used to empty fecal matter and residue out of your colon and rectum to ensure that the medical professional performing your colonoscopy has an unobstructed view of your rectum and colon during the exam, according to the Mayo Clinic.