title: Regurgitation of Undigested Food: What is Your Diagnosis?
authors.affiliation: Department of Otorhinolaryngology, Clinics Hospital of University of Sao Paulo, School of Medicine, Av. Eneas de Carvalho Aguiar, 255, 6o. andar, São Paulo, CEP 05403-000, Brazil. imamurar@terra.com.br.
authors.forename: Rui
authors.identifier: http://orcid.org/0000-0002-0161-7518
authors.initials: R
authors.lastname: Imamura
authors.affiliation: School of Medicine, University of Sao Paulo, São Paulo, Brazil.
authors.forename: Agatha Mol
authors.initials: AM
authors.lastname: Marcelo
authors.affiliation: Department of Radiology, INRAD, Clinics Hospital of University of Sao Paulo, School of Medicine, São Paulo, Brazil.
authors.forename: Eloisa Maria Mello Santiago
authors.initials: EM
authors.lastname: Gebrim
authors.affiliation: Department of Otorhinolaryngology, Clinics Hospital of University of Sao Paulo, School of Medicine, Av. Eneas de Carvalho Aguiar, 255, 6o. andar, São Paulo, CEP 05403-000, Brazil.
authors.forename: Domingos Hiroshi
authors.initials: DH
authors.lastname: Tsuji
mesh_terms: D000328:Adult; D005502:Food; D005766:Gastrointestinal Contents; D006801:Humans; D057045:Laryngopharyngeal Reflux / Q000000981:diagnostic imaging / Q000209:etiology*; D007828:Laryngoscopy; D008297:Male; D016672:Zenker Diverticulum / Q000150:complications* / Q000000981:diagnostic imaging