A patient is admitted to the cardiac unit with a diagnosis of a myocardial infarction (MI). The nurse notes that the patient is having regular premature ventricular contractions (PVCs). Why would the nurse be concerned?
A) Blood is not efficiently pumped from the heart with PVCs.
B) Healing of the myocardium will be disrupted.
C) PVCs usually cause severe pain.
D) PVCs make it difficult to make a definitive diagnosis.
A
Feedback:
Arrhythmias can alter cardiac output that could affect every cell in the body. Arrhythmias usually do not cause pain, disrupt healing, or interfere with the diagnosis of an MI.
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