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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.