PMC8081608_01
Two screenshots of bedside cardiac monitoring at admission: (a) a run of ventricular tachycardia and (b) a short episode of ventricular fibrillation.
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fig1
On bedside cardiac monitoring, QRS widening and short runs of ventricular tachycardia (VT) and even ventricular fibrillation (VF) were seen (Figure 1).
ECG at admission showing QRS widening and ventricular extrasystoles with varying morphology.
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fig2
Evolution of plasma potassium in the first 4 days of hospitalization.
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fig3
There was however one asymptomatic episode of rebound hyperkalemia up to 5.4 mmol/L 10 hours after admission, as illustrated in Figure 3.