Ventricular Fibrillation on Echocardiogram (A4C) Rare glimpse of echocardiogram just at the onset of VF, no organized heart activity... Shariq Shamim, MD, FSCAI @ShariqShamimMD #VFib #Ventricular #Fibrillation #clinical #cardiology #POCUS #Echocardiogram #A4C