title: Black Esophagus.
authors.affiliation: Hospital Espírito Santo, Évora, Portugal.
authors.forename: Sara
authors.initials: S
authors.lastname: Pires
authors.affiliation: Hospital Espírito Santo, Évora, Portugal.
authors.forename: Irina
authors.initials: I
authors.lastname: Mocanu
authors.affiliation: Hospital Espírito Santo, Évora, Portugal.
authors.forename: Maria
authors.initials: M
authors.lastname: Inês Ribeiro
authors.affiliation: Hospital Espírito Santo, Évora, Portugal.
authors.forename: Nuno
authors.initials: N
authors.lastname: Veloso
mesh_terms: D000369:Aged, 80 and over; D004935:Esophageal Diseases / Q000175:diagnosis*; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology*; D005260:Female; D006801:Humans; D009336:Necrosis