title: [Fistula in ano].
mesh_terms: D001003:Anal Canal / Q000033:anatomy & histology; D003093:Colitis, Ulcerative / Q000150:complications; D003424:Crohn Disease / Q000150:complications; D006801:Humans; D012003:Rectal Fistula / Q000145:classification / Q000209:etiology / Q000628:therapy; D012008:Recurrence
vernacular_title: Fistula-in-ano