title: A challenging case of progressive enteritis.
authors.affiliation: Department of Medicine, Mayo Clinic, Rochester, Minnesota.
authors.forename: Korosh
authors.initials: K
authors.lastname: Sharain
authors.affiliation: Department of Medicine, Mayo Clinic, Rochester, Minnesota.
authors.forename: Pratik
authors.initials: P
authors.lastname: Patel
authors.affiliation: Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota.
authors.forename: Amy S
authors.initials: AS
authors.lastname: Oxentenko
mesh_terms: D004751:Enteritis / Q000209:etiology; D006801:Humans; D011695:IgA Vasculitis / Q000150:complications / Q000175:diagnosis*; D008297:Male; D055815:Young Adult