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An instrument consisting of a tube or speculum equipped with a light, used to examine the rectum.

[Greek prōktos, anus + -scope.]

proc′to·scop′ic (-skŏp′ĭk) adj.
proc·tos′co·py (-tŏs′kə-pē) n.


A method of examining the anus and rectum using an endoscope inserted through the anus.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.proctoscopy - visual examination of the rectum and the end of the colon by means of a proctoscope
endoscopy - visual examination of the interior of a hollow body organ by use of an endoscope
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References in periodicals archive ?
It may be necessary to perform proctosigmoidoscopy, either of the rigid or preferably of the flexible variety, to exclude or confirm the presence of associated rectosigmoid disease.
Recommendations have not changed for tests other than the CEA assay, chest x-rays, or flexible proctosigmoidoscopy.
Other tests include: a rectal examination by a Proctosigmoidoscopy - a rigid tube or scope is inserted into the rectum to allow the doctor to look for a tumour.