Cardiology Case Report: Woman with Chest Pain and Palpitations

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This cardiology case report features a woman in her mid 40s reporting chest pain and palpitations. Check out the ECG and determine the most likely rhythm in this patient!


A patient in their mid-40’s presents to the hospital with chest pain and palpitations for 2 hours. She denies syncope, SOB, leg swelling, fever, cough or other complaints.


Vital signs are normal except for a pulse of about 175. The physical exam is otherwise normal with clear lungs, no edema and no thyromegaly.

An ECG is done:

What is the most likely rhythm in this patient?