In addition, colonoscopy has a low but slightly higher risk than sigmoidoscopy of causing bleeding or injuring the colon, he said.
42.
Defecography, sigmoidoscopy, transrectal ultrasound, mucosal biopsy, anorectal manometry and electromyography have all been used to diagnose and study SRUS.
43.
The key screening tests, fecal blood testing and sigmoidoscopy, are not widely used, so early detection is probably not the reason.
44.
When an occult blood test is positive or a sigmoidoscopy finds precancerous polyps, that's a signal to do a complete colonoscopy.
45.
Frankly, this is the most uncomfortable procedure, although when used in combination with sigmoidoscopy is considered almost as good as a colonoscopy.
46.
My mother, Terry Cohen, a retired registered nurse and staff instructor, has had three colonoscopies and a few sigmoidoscopies before that.
47.
Podolsky said many experts think sigmoidoscopy makes about as much sense as screening women for breast cancer by doing mammograms on only one breast.
48.
And if colonoscopy, which requires more expertise than sigmoidoscopy, became routine now, there would not be enough specialists to do it.
49.
Both sigmoidoscopy and colonoscopy use a flexible tube that is inserted in the rectum to examine the large intestine for cancerous or precancerous polyps.
50.
Their condition was only detected when they were given a colonoscopy; they would have been given a clean bill of health by a sigmoidoscopy.
