Cardiomyopathy Flashcards

1
Q

What types of cardiomyopathy are there?

A

Hypertrophic
Dilated/congestive
Restrictive

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2
Q

What occurs in hypertrophic cardiomyopathy?

A

Excessive hypertrophy of ventricle wall & thick IV septum
Increase in wall size and dec in chamber size leads to decrease blood volume

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3
Q

What is the etiology of hypertrophic cardiomyopathy?

A

50% genetic (autosomal dominant)

50% idiopathic

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4
Q

What are the manifestations of hypertrophic cardiomyopathy?

A
Dyspnea
Angina
Syncope
Palpitations 
Sudden cardiac death (overwork)
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5
Q

What is the treatment for hypertrophic cardiomyopathy?

A

Negative inotrope to decrease force of contraction and workload on heart
Alcohol septal ablation

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6
Q

What occurs in dilated/congestive cardiomyopathy?

A

Enlargement of atrium and ventricles, but especially V

The decreased elasticity in the heart results in weak contractions and a decreased ejection fraction

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7
Q

What is implicated as a cause for dilated/congestive cardiomyopathy?

A

Alcohol abuse

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8
Q

What occurs in restrictive cardiomyopathy?

A

The V walls are rigid leading to incomplete filling and a dec CO

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9
Q

What does restrictive cardiomyopathy lead to usually ?

A

CHF

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10
Q

What is cardiomyopathy?

A

Heart muscle disorder

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