You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Hyperplastic arteriolitis with necrotizing arteriolitis is seen in? and explain in detail?
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 .