Three patients in the fifth decade of life were observed to have coarctation of the abdominal aorta starting just distal to the renal arteries. They were treated by bifurcation bypass grafting from the origin of the coarctation at the renal arteries to the iliac arteries. Results were good in all three.
Sproul G, Pinto J. Coarctation of the Abdominal Aorta. Arch Surg. 1972;105(4):571-573. doi:10.1001/archsurg.1972.04180100022007