11 March 2026
: Case report 
Capsaicin-Triggered Vaginal Burning Due to Obstructed Rectovaginal Fistula: A Rare Case of Perineal Coproliths
Unusual clinical course, Challenging differential diagnosis, Unusual or unexpected effect of treatment, Unexpected drug reaction, Educational Purpose (only if useful for a systematic review or synthesis)
Yujiao Wu BCDF 1, Weizheng Huang BCDF 1, Yong Wen ABEF 2, Cengzi Huang CDEF 1, Yaling Li CDE 3, Jun Li BCDEF 1*DOI: 10.12659/AJCR.950337
Am J Case Rep 2026; 27:e950337
Figure 5 (A) Postoperative image taken immediately after surgery, showing the seton in place. (B) One-week postoperative follow-up. Healing perineal wound with visible vaginal internal opening. Arrow points to the internal opening on the vaginal side.