Incidence and management of anorectal abscess, fistula and fissure, in patients with ulcerative colitis

Restorative proctocolectomy in patients with ulcerative colitis having a recto‐vaginal fistula

“…The incidence of rectovaginal fistula in patients with ulcerative colitis is reported to be around 2–3%[3,4], although some authors describe a more frequent association [1]. The real incidence is probably not known but clearly it is low.…”

Ileal Pouch-Anal Anastomosis-Vaginal Fistula: A Review

“…Other series have reported incidences of rectovaginal fistula of 3.6 percent and 10.5 percent in patients with UC. 17,18 Pelvic sepsis. The reported incidence of pelvic sepsis following IPAA ranges from 5 to 19 percent.…”

Rectovaginal Fistula

“…The incidence of fistula formation varies with the severity of the disease, ranging from 0.2% in mild flares to 2.1% with severe flares. 6 Because ulcerative colitis is not a transmural disease, it is less commonly associated with fistula formation.…”