The Nurse Is Caring for Patients on a Cardiac Unit

The nurse is caring for patients on a cardiac unit. Which patient should the nurse assess first?

A) patient with hypertrophic cardiomyopathy who is reporting dyspnea
B) patient who had a cardiac catheterization and will be ambulating for the first time
C) patient receiving antibiotics for bacterial endocarditis who is reporting anxiety and chest pain
D) patient recovering from coronary artery bypass grafting (CABG) surgery with a temperature of 101°F.