title: A case of coffee-ground emesis in an elderly patient.
abstract: Black esophagus is an exceeding rare disorder with a multifactorial etiology. Clinical presentation is generally related to upper gastrointestinal bleeding. Diagnosis is based on endoscopic images. Overall mortality is largely related to the underlying medical condition.
authors.affiliation: Department of Clinical Medicine and Surgery, School of Medicine, University of Naples Federico II Naples, Italy ; Center of Excellence for Technical Innovation in Surgery, School of Medicine, University of Naples Federico II Naples, Italy.
authors.forename: Giovanni D
authors.initials: GD
authors.lastname: De Palma
authors.affiliation: Department of Clinical Medicine and Surgery, School of Medicine, University of Naples Federico II Naples, Italy.
authors.forename: Marcello
authors.initials: M
authors.lastname: Persico
authors.affiliation: Department of Clinical Medicine and Surgery, School of Medicine, University of Naples Federico II Naples, Italy.
authors.forename: Pietro
authors.initials: P
authors.lastname: Forestieri
keywords: Acute necrotizing esophagitis; black esophagus; endoscopy; gastrointestinal hemorrhage.