HRCR August 2021 Quiz

Editorial note: The following quiz is related to the article A diagnostic dilemma upon discovery of a left atrial mass using an intracardiac echocardiogram, by Jabri and colleagues from the August 2021 issue of Heart Rhythm Case Reports.

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Question 1: What would be the next step at upon discovery of left atrial mass on intracardiac echocardiogram during the procedure?

Question 2: How would you manage the anticoagulation regimen once you discover left atrial mass in someone with atrial fibrillation?

a. Maintain current dose of anticoagulant – rivaroxaban 20 mg daily in this case
b. Stop oral anticoagulant and switch to lovenox
c. Stop rivaroxaban and start coumadin with goal INR of 2-3 and monitor INRs
d. Stop rivaroxaban and start coumadin with goal INR of 2.5-3.5 and monitor INRs

Question 3: What is the approximate incidence of cardiac tumors?

Question 4: What is the most common cardiac tumor?