AFib with RVR on Point of Care Ultrasound (POCUS) - PLAX POCUS showing us why this pt's paroxysmal a-fib RVR was causing her orthostasis. HR in 180s, but low CO. Eric Abrams, MD @eabramsMD #AFib #RVR #POCUS #PLAX #clinical #cardiology #echocardiogram #atrial #fibrillation