A patient is diagnosed with diastolic heart failure. The nurse realizes this type of heart failure is caused by: Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply
1. Normal sized but hypertrophied left ventricle
2. Blood backing up into the right atrium
3. Loss of ventricular diastolic relaxation
4. Blood backing up into the left atrium
5. Excessive fluid in the lower extremities
1,2,3
Rationale 1: Diastolic dysfunction occurs when the ventricle is normal sized by hypertrophied.
Rationale 2: In diastolic heart failure, blood backs up from the right ventricle to the right atrium.
Rationale 3: In diastolic heart failure there is a loss of left ventricular diastolic relaxation.
Rationale 4: Blood does not back up into the left atrium in diastolic heart failure.
Rationale 5: Excessive fluid in the lower extremities does not cause diastolic heart failure.
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