A Rare Case of Esophagopericardial Fistula With Development of Hydropneumopericardium: An Unusual Complication of Esophageal Cancer: 632. (October 2015) - Siddiqui, Nauman; Javaid, Toseef; Hasan, Syed; Saleh, Jamal; Baskara, Arunkumar; Nawras, Ali