Which of the following is the characteristic morphological change seen in the small arteries of patients with benign hypertension?
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Correct answer: Diffuse hyaline arteriolosclerosis
Hyaline arteriolosclerosis is the hallmark of benign hypertension and diabetes. It is characterized by pink, homogeneous hyaline thickening of the arteriolar walls with associated luminal narrowing due to leaked plasma proteins and increased matrix synthesis.
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