A 42-year-old man went to the ED complaining of acute onset of dizziness, heart palpitations, and a racing heartbeat. He's been working overtime at two jobs and has been drinking multiple energy drinks with high amounts of caffeine to stay awake. He reported multiple episodes of faintness over a short period of time and sought treatment. An ECG showed a wide QRS complex.
Can you diagnose this patient? Use the differential builder in VisualDx to help you make a selection.
A. Ventricular tachycardia
B. Vasovagal syncope
C. Generalized anxiety disorder
D. Myocardial ischemia
See the next page for the answer.