Fig. 1
From: Surgical treatment for secondary aortoesophageal fistula
a Preoperative computed tomography scan of a combined repair case demonstrating massive air bubbles around the previous stent-graft. b: Endoscopic view showing exposure of the sutures and pledget (white arrow head) of the previous graft. c: Preoperative gallium scintigraphy demonstrating enhancement between the aorta and esophagus