blood vessel constriction abdominal aorta constriction 2018-12-27T15:08:06Z AAC This is any condition in which the main influencing factor is surgical narrowing of the lumen of the abdominal aorta. The abdominal aorta consists of the suprarenal abdominal aorta and the infrarenal aorta. XCO:0000597 abdominal aortic constriction experimental_condition_ontology sjwang