Late Type IA Endoleak after Open Surgical Repair of an Aortic Aneurysm Leading to Rupture: Does this Really Exist?

During communication with the patient and the surgeon who had performed the initial AAA repair, it was elicited that two regular follow-up CT scans had been performed, both of which showed increased sac dimensions, without any obvious intrasac contrast. Because the patient was asymptomatic, this was attributed to a seroma and conservative treatment with regular follow-up imaging was suggested. Because the patient was asymptomatic and no intrasac leak was recorded, the treating physician was falsely reassured about the benign nature of this finding which was attributed to a seroma. [...]Surgical endoleak" is a rare entity that can cause continuous sac pressurization, expansion, and finally rupture after open surgical repair of AAAs.