单词	proctoscope
释义	proctoscope /ˈprɒktəskəʊp / noun A medical instrument with an integral lamp for examining the anus and lower part of the rectum or carrying out minor medical procedures.To check for leaks, the surgeon at the rectal site inserts a proctoscope into the anus.... The doctor either uses a gloved finger or an instrument called a proctoscope to check for abnormalities such as growths on the rectal wall. One of the main investigations is a proctoscopy, where a small telescope known as a proctoscope is passed into the anal canal. Derivatives proctoscopy /prɒkˈtɒskəpi/ noun ... Before scrubbing, gowning, and gloving, the surgeon usually performs a rectal examination and proctoscopy to suction out any remaining stool in the distal rectum. There are no specific clinical signs on general examination, but inflammation of the rectal mucosa can readily be seen at proctoscopy. As children are more likely to have more extensive disease they will need further investigation involving full colonoscopy anyway, regardless of findings on proctoscopy. Origin Late 19th century: from Greek prōktos 'anus' + -scope.
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