Major change occurring in blood vessels in hypeension -: (A) Atherosclerosis, (B) Hyaline aeriosclerosis, (C) Multiple small aneurysms, (D) All
Answer is B. Ans. is 'b' i.e., Hyaline aeriosclerosis Vascular pathology in Hypeension Hypeension is associated with two forms of small blood vessels disease ? 1. Hyaline aeriolosclerosis o There is homogenous, pink, hyaline thickening of aeriolar wall. o The lumen becomes narrow. o It is characteristic of benign hypeension. o It may also occur in diabetes and aging. 2. Hyperplastic aeriosclerosis o It is characteristic of malignant hypeension. o There is concentrentic, laminated thickening of aeriolar wall --> onion skinning. o There is mucinous intimal thickening and fibrous intimal thickening. o There may be accompanied fibrinoid deposits with necrosis of the vessels wall --> fibrinoid necrosis.