{Reference Type}: Case Reports {Title}: A Case of Metastatic Urothelial Carcinoma-Associated Acute Esophageal Necrosis. {Author}: Lin Z;Rahman A; {Journal}: Cureus {Volume}: 16 {Issue}: 6 {Year}: 2024 Jun 暂无{DOI}: 10.7759/cureus.62521 {Abstract}: Acute esophageal necrosis is a rare syndrome with endoscopic findings of a diffuse circumferential pattern of black mucosa. Although underlying pathogenesis is unclear, it is known to have associations with malignancy. We present a rare case of a patient with a history of metastatic urothelial carcinoma who was found to have acute esophageal necrosis.