Peripheral Vascular Disease Flashcards

1
Q

What two subcategories are there for PVD?

A

Acute arterial occlusion and atherosclerotic occlusive disease

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2
Q

What causes an acute arterial occlusion?

A

A thrombus or embolus which lead to ischemia and then infarction

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3
Q

What are the characteristics of atherosclerotic occlusive disease?

A

Atherosclerotic plaques develop slowly and and increased prevalence in elderly and people with diabetes

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4
Q

What is a manifestation of atherosclerotic occlusive disease in PVD?

A

Intermittent claudication which is ischemic pain

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5
Q

How does the body compensate for the atherosclerotic plaque in PVD

A

Vasodilation, collateralization, anaerobic metabolism

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6
Q

In PVD, why is vasodilation a minimally successful compensation done by the body?

A

Because of the “hardened” arteries

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7
Q

What is the ramification of anaerobic metabolism as a compensation in PVD

A

Anaerobic metabolism has a byproduct of lactic acid which creates metabolic acidosis and loss of fx

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8
Q

What occurs if there is no treatment for PVD?

A

Ulceration and gangrene occur then amputation is necessary

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9
Q

Where does atherosclerotic occlusive disease most commonly occur?

A

In the arteries in the legs

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