BMP and Magnesium= normal
1. ECG= Atrial Fibrillation @ 59 bpm Case Photo #1
2. Upon further questioning, he admitted to a previous one-time episode of atrial fibrillation eight years ago s/p chemical cardioversion with ibutilide with no recurrence. He also stated he had noticed an occasional irregular heartbeat after he returned to school after the break, but didn't believe it to be significant. He denied any presyncope or syncope
3. Holter Monitor= atrial fibrillation throughout with good rate control despite the absence of rate slowing agents with an average HR of 71 with a minimum of 40
4. TTE= Normal RV and LV systolic function and wall motion. LVEF>55%. Left ventricular mild hypertrophy. Trace mitral regurgitation. Mild tricuspid regurgitation. Left atrium size minimally dilated
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