title: Black esophagus: a case report.
abstract: The black esophagus is a rare observation during upper endoscopy. We describe a case of a male with chronic obstructive pulmonary disease, hypertension, diabetes, acute renal failure and in septic state, who developed a black esophagus after hypotensive episodes. The clinical, endoscopic and histopathological characteristics are presented.
authors.affiliation: Gastroenterology Department, Mansoura University, Internal Medicine Specialty Hospital, Mansoura, Egypt. mahamaher66@hotmail.com.
authors.forename: Maha M
authors.initials: MM
authors.lastname: Maher
authors.forename: Mahmoud I
authors.initials: MI
authors.lastname: Nassar