title: A 14-month-old boy with hematochezia.
authors.affiliation: Division of GI & Nutrition, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.
authors.forename: Binita M
authors.initials: BM
authors.lastname: Kamath
authors.forename: Robin
authors.initials: R
authors.lastname: Kaye
authors.forename: Petar
authors.initials: P
authors.lastname: Mamula
authors.forename: David A
authors.initials: DA
authors.lastname: Piccoli
mesh_terms: D000783:Aneurysm / Q000150:complications* / Q000175:diagnosis; D001158:Arteries; D003937:Diagnosis, Differential; D006471:Gastrointestinal Hemorrhage / Q000150:complications* / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D007223:Infant; D008297:Male; D014781:Viscera / Q000098:blood supply*