Licence: Public Domain Mark
Credit: The rectum and anus : their diseases and treatment. Source: Wellcome Collection.
Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.
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![considered to be usually quite benign, but Allinoham* states that he lias met with two cases in which re- currence, as a well-marked epithelioma, took 2)lace after the removal of villous tumour. Papillomata of the anus differ from the variety just mentioned by having a covering of squamous instead of cylindrical epithelium. They sometimes j>robably originate, like warts on the penis, from the irritation of gonorrhoea or other acrid discharge, Fig. 41.—Anal Papilloma. A, Surface of aual papilluma. b, section of anal rapi'loma, while at other times they certainly appear to form without any such apparent cause. T have removed a mass of this kind (Fig. 41), which weighed nearly lialf a ])Ound, from the anus of a young woman, in whom there was not the slightest suspicion of venereal contamination. They are easily removed with scissors, and as the attachment is external, bleed- ing points can be taken up without difficulty, and pressure applied to stop general oozing. Care, how- ever, must be taken not to remove too much skin from the anal margin, as otherwise stricture may result.](https://iiif.wellcomecollection.org/image/b21229387_0318.jp2/full/800%2C/0/default.jpg)