A virtual colonoscopy is a procedure that uses X-rays or magnetic resonance imaging to create images of the colon and the rectum, according to the National Institute of Diabetes and Digestive and Kidney Diseases. A virtu... More »

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A virtual colonoscopy, or a CT colonoscopy, is performed using computer tomography scanning to get an image of the interior of the colon, according to RadiologyInfo.org. This procedure is less invasive than an endoscopy ... More »

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With a virtual colonoscopy, the patient completes a prescribed bowel cleansing procedure, drinks a contrast medium and reports to the hospital. A radiologist inflates the colon, and a table moves the patient into a tube ... More »

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A standard barium upper gastrointestinal series involves swallowing a barium drink while taking simultaneous X-rays of the upper gastrointestinal tract, explains the National Institute of Diabetes and Digestive and Kidne... More »

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Medical tests that doctors use to evaluate urine retention include cystoscopy, computerized tomography scans, electromyography and urodynamic tests, explains the National Institute of Diabetes and Digestive and Kidney Di... More »

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During an upper gastrointestinal series, a patient stands or sits in front of an X-ray machine and swallows barium, says the National Institute of Diabetes and Digestive and Kidney Diseases. The barium swallow coats the ... More »

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Urodynamic testing for female urinary incontinence is a variety of procedures that evaluate the performance of the bladder, urethra and sphincters in storing and releasing urine, according to the National Institute of Di... More »

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