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  1. Virtual colonoscopy - Mayo Clinic

    Jul 9, 2025 · Unlike a traditional colonoscopy, which uses a scope put into the rectum and advanced through the colon, virtual colonoscopy uses a CT scan to take hundreds of cross-sectional pictures of …

  2. Virtual Colonoscopy: Purpose, Procedure, Preparation, Recovery

    Jun 8, 2024 · Virtual colonoscopy is a test doctors use to screen for colo-rectal cancer. WebMD explains how it works, how it differs from a traditional colonoscopy, and whether it’s right for you.

  3. Virtual Colonoscopy: Procedure Details & Results - Cleveland Clinic

    May 6, 2025 · How does a virtual colonoscopy work? A virtual colonoscopy uses imaging technology to take detailed pictures of your colon. A technician uses a CT scanner to take several pictures of your …

  4. Virtual Colonoscopy - Johns Hopkins Medicine

    It is a less invasive procedure than a conventional colonoscopy. A radiologist reviews the images from the virtual colonoscopy to look for polyps on the inside of the colon that can sometimes turn into …

  5. Virtual Colonoscopy: What is It & Procedure Prep

    Jan 17, 2022 · Before undergoing a virtual colonoscopy, you'll prepare the colon and rectum by emptying them completely. Colon prep is usually done through a combination of medications and …

  6. Virtual Colonoscopy vs. Regular Colonoscopy: Pros & Cons

    Virtual colonoscopy is a technique that uses a computerized tomographic (CT) scan (a type of three-dimensional X-ray) to construct virtual images of the colon that are similar to the views of the colon …

  7. Virtual Colonoscopy - UCSF Radiology

    Virtual colonoscopy (VC), also known as CT colonography, is a new procedure that is equally effective, less invasive, safer and faster than standard colonoscopy for colon cancer screening. Colon cancer …

  8. Virtual Colonoscopy for Colorectal Cancer Screening

    Virtual colonoscopy (also known as CT colonography) is a procedure that is done to look for small polyps or other growths inside your colon. Read on to learn what to expect before, during, and after …

  9. Virtual Colonoscopy - Stanford Health Care

    Virtual Colonoscopy is a medical imaging exam that uses computed tomography (CT), sometimes called a CAT scan, and advanced computer software to produce two- and three-dimensional images of the …

  10. Virtual colonoscopy - Imaging | Northwell Health

    What is a virtual colonoscopy? A virtual colonoscopy, also known as a CT colonography, is a procedure that uses low-dose computerized tomography (CT) scans to examine the colon for polyps or masses. …