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
[{'content': 'Hyperplastic arteriolitis with necrotizing arteriolitis is seen in? \nSelect and explain. \nA. Wegner’s granulomatosis, B. Malignant hypertension, C. Buerger’s disease, D. Benign hypertension', 'role': 'user'}, {'content': 'Answer: B \nExplanation: 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 .', 'role': 'assistant'}]