Hyaline Arteriolosclerosis

Morphology - homogeneous pink hyaline thickening of wall of arterioles

Clinical significance - benign hypertension and diabetes mellitus

Renal glomerulus and afferent arteriole with hyaline intimal thickening. This is caused

by either diabetes or "benign" hypertension.

Arteriole with marked hyaline intimal thickening.

This kidney has fine cobblestone-like surface. This is arterionephrosclerosis, which is

caused by small areas of infarction from the hyaline arteriolar thickening.