The nurse has just received a change-of-shift report for 4 clients on the coronary step-down unit. Which client will the nurse assess first?

A client who underwent coronary angioplasty yesterday who is requesting to sit in the bedside chair.

A client with dilated cardiomyopathy who developed dyspnea and agitation 1 hour prior to shift change.

A client who is two days postoperative coronary artery bypass grafting and has a temperature of 100.6F.

A client with mitral valve stenosis who is scheduled for a balloon valvuloplasty later today.