Cardiomyopathy

Question 1

What are the three main types of cardiomyopathy?

Answer 1

Dilated
Hypertrophic
Restrictive

Question 2

What is the cause of hypertrophic cardiomyopathy?

Answer 2

Genetic - AD disorder

Question 3

What are the potential causes of dilated cardiomyopathy?

Answer 3

Genetic
MI
Alcohol excess
Thyroid disease
Chagas disease
Viral myocarditis
Muscular dystrophy
TB
Sarcoidosis
Lupus
Pregnancy
Chemo
Haemochromatosis
Thiamine deficiency

Question 4

What are the potential causes of restrictive cardiomyopathy?

Answer 4

Idiopathic
Genetic
Haemochromatosis
Amyloidosis
Sarcoidosis
Fabry's syndrome
Endcarditis
Metastatic cancer 
Drugs

Question 5

What are the potential symptoms of cardiomyopathy?

Answer 5

SOB
Fatigue
Added heart sound
Peripheral oedema
Syncope
Arrythmias

Question 6

Systolic dysfunction is present in hypertrophic and restrictive cardiomyopathy. T/F?

Answer 6

False - hypertrophic and restrictive cardiomyopathy exhibit diastolic dysfunction whilst dilated cardiomyopathy exhibits systolic dysfunction

Question 7

What investigations may be conducted in cardiomyopathy?

Answer 7

ECG
ECHO
Stress testing
Basic bloods
Genetic tests
Investigation of the underlying cause

Question 8

Describe the management of cardiomyopathy?

Answer 8

Symptomatic relief
Medical management and lifestyle changes for secondary CV prevention
Surgery - pacemakers, LVADs, transplant

Question 9

What are the potential complications of cardiomyopathy?

Answer 9

Heart failure
Arrythmia
Sudden cardiac death