“…There have also been several cases reported of RAP resulting from ureteroscopic holmium laser lithotripsy. 2 , 3 , 4 , 5 Approximately 1% of kidney transplant patients have RAP, primarily due to infections at the anastomotic site or surgical failure. 1 , 6 Blunt trauma is a less common cause of RAP, believed to occur due to stretching of the renal arteries and veins or collision between the vessel wall and renal pyramids.…”