Cardiomyopathy

Question 1

What types of cardiomyopathy are there?

Answer 1

Hypertrophic
Dilated/congestive
Restrictive

Question 2

What occurs in hypertrophic cardiomyopathy?

Answer 2

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

Question 3

What is the etiology of hypertrophic cardiomyopathy?

Answer 3

50% genetic (autosomal dominant)

50% idiopathic

Question 4

What are the manifestations of hypertrophic cardiomyopathy?

Answer 4

Dyspnea
Angina
Syncope
Palpitations 
Sudden cardiac death (overwork)

Question 5

What is the treatment for hypertrophic cardiomyopathy?

Answer 5

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

Question 6

What occurs in dilated/congestive cardiomyopathy?

Answer 6

Enlargement of atrium and ventricles, but especially V

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

Question 7

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

Answer 7

Alcohol abuse

Question 8

What occurs in restrictive cardiomyopathy?

Answer 8

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

Question 9

What does restrictive cardiomyopathy lead to usually ?

Answer 9

CHF

Question 10

What is cardiomyopathy?

Answer 10

Heart muscle disorder