heart and blood vessels Flashcards

1
Q

3 forms of arteriosclerosis

A

Atherosclerosis
mockeberg medial calcific sclerosis
arteriosclerosis

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2
Q

most important form of arteriosclerosis

A

Atherosclerosis

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3
Q

ATH has intimal lesions called what?

A

ateheromas, athermatous plaques and fibrofatty plaques

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4
Q

what is the most important manifestation of

ATH

A

CHD

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5
Q

basic features at ATH?

A

raised focal lesion of the intima
soft yellow core of cholesterol
esters covered by a fibrous cap
Fatty streak appears first miscroscopically

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6
Q

components of ATH

A

cells: smooth muscle cells
superfiscial fibrous cap
deep fibrous cap with necrotic core of lipids and foam cells

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7
Q

complications of ATH

A
hemmorrhage into plaque
rupture/ulceration/erosion
superimposed thrombosis
aneurysmal dilation
fatty streak
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8
Q

fatty streak can develop into

A

atheroma

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9
Q

steps of development of ATH

A

chronic endothelial injury
adhesion of blood monocytes to endothelium
adhesion of platelets
migration of smooth muscle cells to media to intima
increased accumulation of lipid within the cell and outside

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10
Q

PT. has either benign HTN, diabetes, elderly, or benign nephrosclerosis and you see pink hyaline thickening of the walls what arteriosclerosis do they have

A

hyaline

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11
Q

PT. has malignant nephrosclerosis and you see a onion skin appearance on the walls on the lumen what arteriosclerosis does the pt. have

A

hyperplastic

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