The Nurse Is Assessing an Older Adult Patient with Numerous $20 \mathrm{mg} /$

The nurse is assessing an older adult patient with numerous health problems. What assessment datum indicates an increase in the patients risk for heart failure (HF) ?

A) The patient takes Lasix (furosemide) $20 \mathrm{mg} /$ day.
B) The patients potassium level is $4.7 \mathrm{mEq} / \mathrm{L}$ .
C) The patient is an African American man.
D) The patients age is greater than 65 .