A 45-year-old man who is an avid bike rider notices during a long-distance ride that his heart rate is very rapid and he is feeling somewhat lightheaded. Because his route passes a small hospital, he decides to stop at the emergency department to be checked out. His pulse is confirmed to be elevated, and a 12-lead ECG is obtained.
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Cite this: This Cyclist Felt Dizzy and Stopped at the Hospital - Medscape - Jun 08, 2018.