“…Although RUF healing can occur spontaneously, surgical intervention is often required [17]. Numerous surgical techniques have been described including transabdominal, transanal, transperineal, combined abdominoperineal, anterior and posterior transsphincteric, transsacral, and endoscopic minimally invasive approaches [1,2,4,[18][19][20][21][22][23][24]. Due to rarity of RUF, the heterogeneity of fistula etiology and morphology in addition to the various procedures available to treat it, a standardized approach to the management of this condition is lacking.…”