title: An unusual case of dysphagia.
authors.affiliation: Digestive Endoscopy, University Hospital, Messina, Italy.
authors.forename: Stefano Francesco
authors.initials: SF
authors.lastname: Crinò
authors.forename: Roberta
authors.initials: R
authors.lastname: Marino
authors.forename: Elisabetta
authors.initials: E
authors.lastname: Buscarini
authors.forename: Piera
authors.initials: P
authors.lastname: Leoni
mesh_terms: D003586:Cytomegalovirus Infections / Q000175:diagnosis*; D003680:Deglutition Disorders / Q000209:etiology*; D016099:Endoscopy, Gastrointestinal; D004941:Esophagitis / Q000175:diagnosis* / Q000821:virology; D004947:Esophagus / Q000000981:diagnostic imaging; D015658:HIV Infections / Q000175:diagnosis; D006801:Humans; D016867:Immunocompromised Host; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography