title: Acute upper bleeding due to an unusual complication of peptic ulcer disease--double pylorus.
authors.forename: P
authors.initials: P
authors.lastname: Peixoto
authors.forename: A
authors.initials: A
authors.lastname: Sadio
authors.forename: E
authors.initials: E
authors.lastname: Cancela
authors.forename: A
authors.initials: A
authors.lastname: Castanheira
authors.forename: P
authors.initials: P
authors.lastname: Ministro
authors.forename: A
authors.initials: A
authors.lastname: Silva
authors.forename: A
authors.initials: A
authors.lastname: Caldas
mesh_terms: D000208:Acute Disease; D000368:Aged; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000150:complications*; D011708:Pylorus / Q000002:abnormalities*