Tag: atrial paralysis

Which of the following is not a feature of hyperkalemia on the ECG? a) Prolonged QT interval b) Tall peaked T waves c) Sine wave pattern d) Atrial

ECG in hyperkalemia In this ECG some features due to hyperkalemia are visible: Tall T waves – T waves in anterior leads are as tall as or taller

Tall peaked T waves in hyperkalemia is due to the enhanced outward potassium current IKr. QRS widening is due to the reduced Vmax as the intracellular negativity