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I'm Nervous About My Colonoscopy: What Can I Expect?

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I'm Nervous About My Colonoscopy: What Can I Expect?

Jun 01, 2025

Getting a colonoscopy is no one’s idea of fun, but for many, it can be an easy way to find out what is causing digestive symptoms—or even help prevent cancer. A colonoscopy is one of the best ways to detect precancerous polyps, remove them, and prevent colorectal cancer.

If you are over 45 and considering your first colonoscopy or simply have symptoms you'd like investigated, it's natural to have questions and concerns.

Our experts at Carolina Digestive Health Associates are here to share everything you need to know about your upcoming colonoscopy so you’ll arrive informed—and perhaps a little more confident.

Understanding a colonoscopy

During a colonoscopy, a soft, bendable tube with a tiny camera is gently guided through the rectum to look inside your colon. This allows our specialist to see anything unusual in real time on a screen, including inflammation, bleeding, or small growths.

What to expect before the procedure

Preparation is key, as it impacts your doctor’s ability to see clearly inside your colon. Your bowel must be completely clean. To get ready for your colonoscopy, here’s what you might be asked to do ahead of time:

  • Follow a low-fiber diet to reduce waste
  • Switch to a clear fluid diet, followed by taking laxatives to clear the waste
  • Fast for a few hours before the procedure

Be sure to inform your specialist about any supplements or prescription medications you’re taking before your colonoscopy. 

What happens during the procedure

When you arrive, you’ll be asked to change into a gown. After you're all dressed up, our specialists may ask you a few more questions about your health history. 

Next, you’ll receive a mild sedative through an IV, which will help you relax and feel drowsy.

You’ll lie on your side while our expert gently inserts the colonoscope and guides it slowly through your colon. The doctor will closely monitor the images on the screen, noting any unusual changes.

Afterward, you’ll rest briefly in recovery before heading home. You may feel groggy from the sedation, but should recover fully by the next day. You’ll need to make arrangements to have someone drive you home after your colonoscopy, as you’ll still be under the effects of the sedative and unable to drive. 

Learn more about getting a colonoscopy

A colonoscopy is a potentially life-saving procedure. Although it may feel uncomfortable, it can provide your doctor with vital information about your digestive system—whether it's signs of disease, inflammation, or small growths that need removal.

Want to make sure you're well? Contact us to schedule an appointment at one of our Belmont or Charlotte, North Carolina, offices.