Midterm outcomes of endovascular repair for abdominal aortic aneurysms with the on-label use compared with the off-label use of an endoprosthesis

Purpose Endovascular repair of an abdominal aortic aneurysm (EVAR) is sometimes not performed in accordance with the instructions for use (IFU) of the endoprosthesis (“off-label use”). We investigated whether the off-label use of the endograft affected the outcomes of EVAR.