Pre- and postoperative computed tomography scans (case 18). (A) This patient underwent thoracic endovascular aortic repair for complicated type B aortic dissection 3 years previously. (B) Total arch replacement with removal of stent grafts, oesophagectomy and omental flap installation was performed for stent graft infection with an aorto-oesophageal fistula 1 year prior.