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CRNA Board Review--Valvular Lesions
CRNA Board Review
9
Nursing
Graduate
01/02/2010

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Cards

Term
Acute aortic regurg presents with:
Definition
Sudden pulmonary edema and hypotension
Term
Symptoms of stenosis occur when the mitral valve orifice is less than __cm2
Definition
2 cm2
Term
What is the normal mitral valve orifice area?
Definition
4-6 cm2
Term
What is the normal aortic valve orifice area?
Definition
2.5-3.5 cm2
Term
Acute elevations of left atrial pressure will cause pulmonary congestion if pulmonary capillary pressure rises above how many torr?
Definition
10 torr
Term
Aortic stenosis becomes symptomatic when the valve area is:
Definition
< 1 cm
Term
When is aortic stenosis considered critical?
Definition
Valve area < 0.7 cm2 and tranvalvular gradient of >50
Term
How can a valvular lesion cause hoarseness?
Definition
Mitral stenosis causes an enlarged left atrium, which can compress the left recurrent laryngeal nerve
Term
What is usually the cause of mitral stenosis?
Definition
Rheumatic fever
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