Dialysis for Hyperkalemia

You have been called on a Sunday night for emergent dialysis in a patient with hyperkalemia. The patient is a MWF dialysis patient and had a normal dialysis session on Friday. Her ECG on admission is absolutely terrifying and her potassium is 9.9 (hemolyzed). The blood sugar on admission was 965. When you arrive, with K-machine in tow, the patient has been on an insulin drip for an hour and the potassium is down to 5.2
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