Mr. Thompson is a cardiology patient who says he has had episodes of his heart "racing" unexpectedly, even when he is sitting down and even a few times while he was sleeping. The cardiologist has performed a stress test and found no abnormalities. Which of the following tests would you expect the cardiologist to order next?
A. Chest X-ray
B. Holter monitor
C. Cardiac catheterization
D. Angiography
E. CABG
B. Holter monitor
Because the problem is intermittent, a Holter monitor is the best choice. Mr. Thompson can wear it for 24 hours or more to record the heart activity when the episodes occur.
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