superior suprarenal artery superior suprarenal artery the superior suprarenal artery is an artery in the abdomen. it is a branch of the inferior phrenic artery, itself a branch of the aorta. it supplies the adrenal gland. superior suprarenal arteryposterior abdominal wall, after removal of the peritoneum, showing kidneys, suprarenal capsules, and great vesselsdetailssourceinferior phrenic arteryveinsuprarenal veinssuppliesadrenal glandidentifierslatinarteria suprarenales superiorta98a12.2.12.003ta24207fma14863anatomical terminology structure the superior suprarenal artery is a branch of the inferior phrenic artery. there may be multiple branches, each of which is fairly small. the inferior phrenic artery is itself is a branch of the aorta. the phrenic artery supplies the diaphragm. function the superior suprarenal artery supplies the adrenal gland. it may be more important during prenatal development. clinical significance the superior suprarenal artery may be assessed using doppler ultrasound. history the superior suprarenal artery may also be known as the superior adrenal artery.