You are performing CPR on a medical patient in cardiac arres…
You are performing CPR on a medical patient in cardiac arrest who was feeling fine 30 minutes ago. The patient then went into cardiac arrest, and you are now unable to obtain any pulses. The patient has a history of myocardial infarction and your monitor shows a sinus tachycardia at a rate of 130. The patient, despite all of your efforts, has gone into asystole and you have ruled out and treated all possible causes. Which of the following would be the MOST appropriate intervention?