Colonoscopy
A procedure whereby a physician inserts a viewing tube (colonoscope) into the rectum for the purpose of inspecting the colon. During colonoscopy, polyps can be removed, bleeding can be cauterized, and a biopsy can be performed if abnormal areas of the colon are seen.
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- Colonoscopy, virtual
Virtual colonoscopy.
- Colony-stimulating factor
Colony-stimulating factor: A laboratory-made agent that is similar to substances in the body that stimulate the production of blood cells. Abbreviated CSF. Treatment with CSF can help blood-forming tissue recover from the effects of chemotherapy and radiation therapy.
- Color hearing
Color hearing: A form of chromesthesia in which hearing a musical tone elicits the perception of a color. In one case, an art teacher had a broad range of consistent linkages between tone and color. For her, high octaves tended to evoke lighter color values, while lower octaves elicited darker ones. And rapid major chord […]
- Colorblindness
Colorblindness: The inability to perceive colors in a normal fashion. The most common forms of colorblindness are inherited as sex-linked (X-linked) recessive traits. Females are carriers and males are affected. As a result, approximately 1 in 8 males is colorblind as compared to less than 1 in 100 females. The most common form of colorblindness […]
- Colorblindness, red-green
Colorblindness, red-green: A form of colorblindness in which red and green are perceived as identical. This is the most common type of colorblindness. It is also known as deuteranomaly, deuteranopia, and Daltonism. The term “Daltonism” is derived from the name of the chemist and physicist, John Dalton (1766-1844). Dalton was born in a village in […]