ASCRS Question Bank
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A 56-year-old man who is HIV positive and admits to anal intercourse complains of rectal pain and a tingling sensation in the perianal area. On external examination, he has perianal ulcerations. Anoscopy shows friable, inflamed rectal mucosa. What is the most likely organism?
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Citation
"" ASCRS Question Bank, ASCRS U, www.ascrsu.com/ascrs/view/ASCRS-Question-Bank/3717238/all/Anorectal_Disease. Accessed 23 April 2026.
ASCRS Question Bank. https://www.ascrsu.com/ascrs/view/ASCRS-Question-Bank/3717238/all/Anorectal_Disease. Accessed April 23, 2026.
In ASCRS Question Bank https://www.ascrsu.com/ascrs/view/ASCRS-Question-Bank/3717238/all/Anorectal_Disease
[Internet]. In: ASCRS Question Bank. [cited 2026 April 23]. Available from: https://www.ascrsu.com/ascrs/view/ASCRS-Question-Bank/3717238/all/Anorectal_Disease.
* Article titles in AMA citation format should be in sentence-case
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