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sigmoidoscope |
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sigmoidoscope [sigmoi′dəskōp′] Etymology: Gk, sigma + eidos + skopein, to look an instrument used to examine the lumen of the sigmoid colon. It consists of a tube and a light, allowing direct visualization of the mucous membrane lining the colon. Compare proctoscope. sigmoidoscope [sig-moi´do-skōp] an endoscope for use in sigmoidoscopy.
sigmoidoscope Gastroenterology A narrow-bore, lighted device for examining the sigmoid colon mucosa, which can be rigid or flexible, and equipped to obtain biopsies from regions of interest. See Endoscopy. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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