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Classic EKG triad of long QT, ST-depression, and PVCs in Hypokalemia Worry about hypokalemia; this patient had cardiac arrest due to gastroenteritis-induced hypoK (maybe compounded with zofran), ended up with hypoxic encephalopathy - Dr. Amal Mattu @amalmattu #Hypokalemia #LongQTC #PVCs #EKG #ECG #Electrocardiogram #Cardiology #Clinical