A pneumopericardium caused by gastric ulcer perforation.

A 72-year-old man with a history of chemoradiation therapy for lung cancer and with known gastric ulcer was admitted due to chest pain. On day 6, a chest X-ray showed air around the heart (Picture 1) and computed tomography showed a fistula between the pericardium and the gastric ulcer (Picture 2). A diagnosis of cardiac tamponade caused by a… (More)