11/02/2015

Question 0

What is the most common cause of each of the following:
Hypertrophic cardiomyopathy
Hypertrophic obstructive cardiomyopathy
Dilated cardiomyopathy
Restrictive cardiomyopathy

Answer 0

Hypertrophic cardiomyopathy: hypertension
Hypertrophic obstructive cardiomyopathy: congenital
Dilated cardiomyopathy: ischaemia
Restrictive cardiomyopathy: infiltrative disease

Question 1

What are the 4 main types of Cardiomyopathies (discussed in PB lecture?

Answer 1

Hypertrophic cardiomyopathy
Hypertrophic obstructive cardiomyopathy (HOCM)
Dilated cardiomyopathy
Restrictive cardiomyopathy

Question 2

What are the similarities and differences in the common presentations of hypertrophic cardiomyopathy and HOCM?

Answer 2

Both commonly first present with syncope (fainting).
Other common symptoms are angina pain and palpitations.
Both can have an S4 heart sound.

Only HOCM has a systolic crescendo decrecendo murmur in the aortic region (like aortic stenosis murmur).
Only HOCM can present as sudden death on exertion.

Question 3

How does dilated cardiomyopathy present?

Answer 3

SOB on exertion (Dyspnoea). Left heart failure signs, wheezing,
s3 heart sound.

Question 4

How does restrictive cardiomyopathy present?

Answer 4

Severe SOB, left and right heart failure, kussmaul sign, ascites, edema.