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1. Prep is important. With charming names like MoviPrep or Golytely, the colonoscopy preparation products leave very little to the imagination. The goal is to have a clean, empty colon.
Routine use of colonoscopy screening varies globally. In the US, colonoscopy is a commonly recommended and widely utilized screening method for colorectal cancer, often beginning at age 45 or 50, depending on risk factors and guidelines from organizations like the American Cancer Society. [9] However, screening practices differ worldwide.
Colonoscopy image, splenic flexure, normal mucosa. The spleen can be seen through it. Colonoscopy is the endoscopic examination of the large intestine and the distal part of the small bowel with a CCD camera or a fiber optic camera on a flexible tube passed through the anus.
Sigmoidoscopy ("sigma", the Greek term for letter "s/ς" + "eidos" + "scopy": namely, to look inside an "s"/"ς"-like object) is the minimally invasive medical examination of the large intestine from the rectum through to the nearest part of the colon, the sigmoid colon.
Once an adenomatous polyp is identified during colonoscopy, there are several methods of removal, including using a snare or a heating device. [22] Colonoscopies are preferred over sigmoidoscopies because they allow the examination of the entire colon and can detect polyps in the upper colon, where more than half of polyps occur.
However, a complete colonoscopy with entry into the terminal ileum should be performed to rule out Crohn's disease, and assess extent and severity of disease. [73] Endoscopic findings in ulcerative colitis include: erythema (redness of the mucosa ), friability of the mucosa, superficial ulceration, and loss of the vascular appearance of the colon.
in females, for the limited gynecological palpations of internal organs when the vaginal vault cannot be accessed or it is too painful (vaginal atrophy); for examination of the hardness and color of the feces (i.e. in cases of constipation, and fecal impaction); prior to a colonoscopy or proctoscopy;
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