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Cardiomyopathy Questions with Correct Answers
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Cardiomyopathy Questions with Correct Answers
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Cardiomyopathy Questions with Correct AnswersGenerally, what are the cardiomyopathies? Correct Answer-Group of
myocardial diseases that cause cardiac dysfunction (either systolic or
diastolic)
What are the three types of cardiomyopathy? Correct Answer-Dilated
Hypertrophic
Restrictive
Dilated cardiomyopathy:
How common is it? Correct Answer-Most common cardiomyopathy
Dilated cardiomyopathy:
What is the cause of it? Correct Answer-Most often not known, but
possible causes:
Genetic mutations
Late complication of myocarditis (Most common known cause)
Alcohol abuse
Drugs
Pregnancy
Dilated cardiomyopathy:
How would alcohol abuse cause this? Correct Answer-2 possible ways:
Direct toxic affect to myocardium
, Cause thiamine deficiency
Dilated cardiomyopathy:
What drugs can cause this? Correct Answer-Doxorubicin, Daunorubicin
(chemo drugs)
Cocaine
Dilated cardiomyopathy:
When in pregnancy can this develop? Correct Answer-Third trimester,
or soon postpartum
Dilated cardiomyopathy:
What changes are seen pathologically? Correct Answer-Dilation of all
four heart chambers
Dilated cardiomyopathy:
What does dilation cause pathophysiologically? Correct Answer-
Dilation causes too much myofiber stretch, reducing the systolic
function of the heart
-Biventricular Heart Failure with reduced EF
Dilated cardiomyopathy:
As the heart is dilating, what valvular defects can develop? Correct
Answer-Function mitral and tricuspid regurgitation can develop
-Heart is too dilated for them to close properly
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