title: Esophageal duplication cyst causing megaesophagus in a young woman presenting with dysphagia.
authors.affiliation: Irmandade da Santa Casa de Misericordia de São Paulo - Department of Endoscopy and French-Brazilian Centre of Endoscopic Ultrasound (CFBEUS), São Paulo, São Paulo, Brazil.
authors.forename: Augusto
authors.initials: A
authors.lastname: Carbonari
authors.affiliation: Irmandade da Santa Casa de Misericordia de São Paulo - Department of Endoscopy and French-Brazilian Centre of Endoscopic Ultrasound (CFBEUS), São Paulo, São Paulo, Brazil.
authors.forename: Marcelo
authors.initials: M
authors.lastname: Frota
authors.affiliation: Irmandade da Santa Casa de Misericordia de São Paulo - Department of Endoscopy and French-Brazilian Centre of Endoscopic Ultrasound (CFBEUS), São Paulo, São Paulo, Brazil.
authors.forename: Rogerio
authors.initials: R
authors.lastname: Colaiacovo
authors.affiliation: Irmandade da Santa Casa de Misericordia de São Paulo - Department of Endoscopy and French-Brazilian Centre of Endoscopic Ultrasound (CFBEUS), São Paulo, São Paulo, Brazil.
authors.forename: Lucio
authors.initials: L
authors.lastname: Rossini
authors.affiliation: Irmandade da Santa Casa de Misericordia de São Paulo - Department of Endoscopy and French-Brazilian Centre of Endoscopic Ultrasound (CFBEUS), São Paulo, São Paulo, Brazil.
authors.forename: Romeu
authors.initials: R
authors.lastname: Nakamura
mesh_terms: D000328:Adult; D061765:Endoscopic Ultrasound-Guided Fine Needle Aspiration; D019160:Endosonography; D004931:Esophageal Achalasia / Q000209:etiology*; D004947:Esophagus / Q000002:abnormalities* / Q000601:surgery; D005260:Female; D006801:Humans