23 Questions
Which demographic group is more prone to diastolic heart failure?
Elderly women
What is the main mechanism of diastolic heart failure? (2 answers)
Decreased distensibility of the ventricle
Which of the following symptoms is associated with left heart failure?
Orthopnea
What is the effect of sympathetic stimulation in systolic heart failure?
Increased contractility
Which compensatory mechanism shifts venous blood centrally in LV dysfunction?
SNS activation
What is the main effect of humoral-mediated response in LV dysfunction?
Vasoconstriction
Why is controlling heart rate important in diastolic heart failure?
To prevent decreased ventricular filling
Which class of the New York Heart Association classification system would a patient belong to if they have symptoms with ordinary exertion?
Class II
What is the primary pathophysiologic change leading to the development and progression of heart failure?
Myocardial remodeling
Which lifestyle modification is NOT recommended for preventing the progression of heart failure?
Daily alcohol consumption
Which medication is used when patients remain symptomatic despite ACE Inhibitors, beta-blockers, and diuretics?
Digitalis
Which class of drugs promotes vasodilation, reduces salt and water reabsorption, and decreases ventricular remodeling in heart failure?
ACE Inhibitors
Which drug class is responsible for blocking the AT1 receptor and breaking down ANP and BNP in heart failure management?
Sacubitril/Valsartan
Which condition is NOT a predictor of poor prognosis in heart failure?
Normal exercise tolerance
What is the main pathophysiological feature of dilated cardiomyopathy?
Systolic dysfunction
Which cardiomyopathy presents with myocardial infiltration leading to increased ventricular stiffness and decreased diastolic function?
Restrictive cardiomyopathy
'TandemHeart' and 'Impella' are examples of what type of devices in heart failure management?
Mechanical assist devices
'Peripartum cardiomyopathy' typically occurs during which period of time?
From 3rd trimester to ~ 5 months postpartum
Which of the following lifestyle modifications is NOT recommended in preventing or delaying the progression of heart failure?
Maintaining a high-sodium diet
Dilated cardiomyopathy is characterized by biventricular dilation and diastolic dysfunction.
False
Hypertrophic cardiomyopathy commonly presents with right ventricular outflow tract obstruction.
False
Restrictive cardiomyopathy is characterized by decreased ventricular compliance and diastolic dysfunction.
True
Takotsubo cardiomyopathy is stress-related and predominantly affects males.
False
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