Onion skin thickening of aeriolar wall is sees in-
Hyperplastic aeriosclerosis is more typical of severe hypeension. Vessel exhibit onion skin . Concentric laminated thickening of aeriolar walls and luminal narrowing Robbins 9 th edition page no. 334
Atherosclerosis
Median calcific sclerosis
Hyaline aeriosclerosis
Hyperplastic aeriosclerosis
Cardiovascular system