Screening usually means that you've got common imaging exams, usually an echocardiogram, to look for an aneurysm. Healthcare gurus check with this being an aneurysm of the great vessel or aortic aneurysm. The enlargement usually affects only a little Portion of the vessel, so bulge is a more precise description. https://www.sgvascularctr.com/aortic-aneurysm-a-guide-to-understanding-the-risks-and-treatment-options-in-singapore/