Palpitations. Describe and interpret this ECG

TOP 100 ECG QUIZ LITFL 071


Describe and interpret this ECG

ECG ANSWER and INTERPRETATION

QRS alternans โ€“ due to AVNRT (i.e. electrical phenomenon), not pericardial effusion as normal voltages.



Emergency Physician in Prehospital and Retrieval Medicine in Sydney, Australia. He has a passion for ECG interpretation and medical education | ECG Library |