Definitions

1. adjective

relating to or situated below the renal arteries, typically referring to the abdominal aorta below the renal arteries.

“The infrarenal aortic aneurysm required immediate surgical intervention to prevent further complications.”

2. noun

the part of the abdominal aorta below the renal arteries.

“The infrarenal segment of the aorta was successfully repaired through endovascular surgery.”