PALS Prehospital Cardiac

The quiz
You are called to the house of a 9 year old male with complaints of lethargy and heart racing. You arrive and find your patient lying supine on the couch. When you talk to him, you note that he is obviously confused. His mother says this happened suddenly. He was complaining that his heart was racing and then he started acting strange. You take vital signs and his pulse is too fast to count. His blood pressure is 68/50 Respiratory rate is 36/min. His Spo2 is 92% on room air. His mother tells you he weighs about 50kg. You perform an ECG and it reveals the following:


about 3-5 minutes