What cardiac dysrhythmia is associated with stroke causing a thromboembolism in a patient with cardiac valvular disease?
a. Atrial fibrillation
b. Enlarged aortic arch
c. Median sternotomy
d. Post-pump psychosis
ANS: A
Atrial fibrillation (AF) is one of the most common cardiac dysrhythmias. Following cardiac surgery, about 30% of patients will convert to this rhythm. Patients with AF are at very high risk of stroke caused by an embolus, congested heart failure, cardiomyopathy, and death.
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