This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Hyperplastic arteriolitis with necrotizing arteriolitis is seen in? 
Select and explain. 
A. Wegner’s granulomatosis, B. Malignant hypertension, C. Buerger’s disease, D. Benign hypertension
B: Malignant hypertension
Answer: B: Malignant hypertension 
Explanation: Hyperplastic arteriolosclerosis is more typical of severe hypertension. Vessels exhibit "onion skin" ."concentric, laminated thickening of arteriolar walls and luminal narrowing . The lamination consists of smooth muscle cells and thickened , re duplicated basement membrane . In malignant hypertension these changes are accompnied by fibrinoid deposits and vessels wall necrosis .