title: Letter: Pellagra as the initial presentation of Crohn disease.
abstract: Pellagra is a nutritional disease caused by the deficiency of niacin. We describe a case of pellagra as the initial presentation of Crohn disease, which has been rarely described in the literature.
authors.forename: Aristóteles
authors.initials: A
authors.lastname: Rosmaninho
authors.forename: Madalena
authors.initials: M
authors.lastname: Sanches
authors.forename: Iolanda Conde
authors.initials: IC
authors.lastname: Fernandes
authors.forename: Teresa
authors.initials: T
authors.lastname: Pinto-Almeida
authors.forename: Susana
authors.initials: S
authors.lastname: Vilaça
authors.forename: Ana
authors.initials: A
authors.lastname: Oliveira
authors.forename: Manuela
authors.initials: M
authors.lastname: Selores
mesh_terms: D015746:Abdominal Pain / Q000209:etiology; D000418:Albumins / Q000627:therapeutic use; D000890:Anti-Infective Agents / Q000627:therapeutic use; D000893:Anti-Inflammatory Agents / Q000627:therapeutic use; D003424:Crohn Disease / Q000150:complications* / Q000175:diagnosis* / Q000188:drug therapy; D003967:Diarrhea / Q000209:etiology; D005260:Female; D006801:Humans; D008795:Metronidazole / Q000627:therapeutic use; D008875:Middle Aged; D009525:Niacin / Q000627:therapeutic use; D010383:Pellagra / Q000188:drug therapy / Q000209:etiology*; D011239:Prednisolone / Q000627:therapeutic use; D014815:Vitamins / Q000627:therapeutic use; D015431:Weight Loss
chemical_list: D000418:Albumins; D000890:Anti-Infective Agents; D000893:Anti-Inflammatory Agents; D014815:Vitamins; D008795:Metronidazole; D009525:Niacin; D011239:Prednisolone