Hypertensive nephropathy (or "hypertensive nephrosclerosis", or "Hypertensive renal disease") is a medical condition referring to damage to the kidney due to chronic high blood pressure. It should be distinguished from "renovascular hypertension" (I15.0), which is a form of secondary hypertension. In the kidneys, as a result of benign arterial hypertension, hyaline (pink, amorphous, homogeneous material) accumulates in the wall of small arteries and arterioles, producing the thickening of their walls and the narrowing of the lumina — hyaline arteriolosclerosis...