Anatomical Anal Stenosis after PPH: Insights from a Retrospective Study and Rat Model
Chia-Cheng Wen,
Shih-Ming Huang,
Yi-Wen Wang
Abstract:High-grade hemorrhoids are usually recommended to receive operational treatments. However, these traditional surgeries are associated with severe postoperative pain. A procedure for prolapse and hemorrhoids (PPH), a circular staple device, has been developed to improve short-term outcomes, including reducing the severity of postoperative pain. PPH, compared to conventional surgery, has been associated with the incidence of anatomical anal stenosis. The causes of stenosis after PPH are not yet clear. We first a… Show more
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