Research article Open access
Acute Esophageal Necrosis: An Uncommon Cause of Hematemesis
Acute esophageal necrosis or black esophagus is an uncommon clinical entity, diagnosed at the upper gastrointestinal endoscopy with the presence of strikingly black necrotic esophagus. Very often no definite etiology will be identified even though a large list of potential associations has been postulated. Upper gastro …