41. Current tests for colon cancer include fecal blood testing, sigmoidoscopy and colonoscopy . 42. Medicare recipients are also now entitled to a screening colonoscopy every 10 years. 43. Farnham found the traditional colonoscopy the easiest to endure. 44. In a virtual colonoscopy , patients also take laxatives but are not sedated. 45. Virtual colonoscopy detected both malignant polyps, but conventional colonoscopy only found one. 46. Virtual colonoscopy detected both malignant polyps, but conventional colonoscopy only found one. 47. Participating radiologists were required to have performed at least 10 previous virtual colonoscopies . 48. Colonoscopy has long been considered the most effective way to detect colon cancer.49. A positive gFOBT with subsequent negative colonoscopy may lead to an upper endoscopy. 50. On colonoscopy or sigmoidoscopy polyps that vary in shape or size are present.
