Always Exclude WPW Before AV Blockers

Your patient is pale and diaphoretic. Blood pressure is 70/50. Heart rate is 178. EKG shows atrial fibrillation... What are you going to do??? Yeah, yeah the Pavlovian ACLS response--You cardiovert. Wonderful, except it didn't change a thing. Now what? In this episode, I discuss the crashing atrial fibrillation patient.