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  2. Colonoscopy - Wikipedia

    en.wikipedia.org/wiki/Colonoscopy

    Colonoscopy ( / ˌkɒləˈnɒskəpi /) or coloscopy ( / kəˈlɒskəpi /) [1] is a medical procedure involving the endoscopic examination of the large bowel (colon) and the distal portion of the small bowel. This examination is performed using either a CCD camera or a fiber optic camera, which is mounted on a flexible tube and passed through ...

  3. Rectal examination - Wikipedia

    en.wikipedia.org/wiki/Rectal_examination

    In veterinary medicine rectal examination is useful in dogs for analysis of the prostate (as in men), pelvic urethra, sublumbar lymph nodes, and anal glands. In horses it is a vital component of the clinical examination for colic, to determine the presence or absence of bowel torsion, impaction, or displacement.

  4. Lower gastrointestinal series - Wikipedia

    en.wikipedia.org/wiki/Lower_gastrointestinal_series

    A lower gastrointestinal series is a medical procedure used to examine and diagnose problems with the human colon of the large intestine. Radiographs ( X-ray pictures) are taken while barium sulfate, a radiocontrast agent, fills the colon via an enema through the rectum . The term barium enema usually refers to a lower gastrointestinal series ...

  5. Virtual colonoscopy - Wikipedia

    en.wikipedia.org/wiki/Virtual_colonoscopy

    Virtual colonoscopy ( VC, also called CT colonography or CT pneumocolon) is the use of CT scanning or magnetic resonance imaging (MRI) to produce two- and three-dimensional images of the colon (large intestine), from the lowest part, the rectum, to the lower end of the small intestine, and to display the images on an electronic display device. [1] [2] The procedure is used to screen for colon ...

  6. Rectal prolapse - Wikipedia

    en.wikipedia.org/wiki/Rectal_prolapse

    present at rest, or occurring during straining. External (complete) rectal prolapse (rectal procidentia, full thickness rectal prolapse, external rectal prolapse) is a full thickness, circumferential, true intussusception of the rectal wall which protrudes from the anus and is visible externally.

  7. Cancer screening - Wikipedia

    en.wikipedia.org/wiki/Cancer_screening

    Screening for colorectal cancer, if done early enough, is preventive, seeing as benign lumps called polyps in the colon and rectum are the start to almost all cases of colon cancer. These polyps can be identified and removed by screening tests like a colonoscopy, in which the whole colon is visible.

  8. Large intestine - Wikipedia

    en.wikipedia.org/wiki/Large_intestine

    The colon of the large intestine is the last part of the digestive system. It has a segmented appearance due to a series of saccules called haustra. [9] It extracts water and salt from solid wastes before they are eliminated from the body and is the site in which the fermentation of unabsorbed material by the gut microbiota occurs. Unlike the small intestine, the colon does not play a major ...

  9. Gay bowel syndrome - Wikipedia

    en.wikipedia.org/wiki/Gay_bowel_syndrome

    Gay bowel syndrome. "Gay bowel syndrome" is an obsolete classification of various sexually transmitted rectal infections observed in men who have sex with men. It was first used by Dr. Henry L. Kazal in 1976 to describe conditions he observed in his proctology practice, which had many gay patients. [1] The term has fallen into disuse, as both ...

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