Hyperkalemia – Cardiology MCQ – Answer

Correct answer: a) Prolonged QT interval

Prolonged QT interval does not occur in hyperkalemia, it is a feature of hypokalemia.

Tall peaked T waves, widening of QRS with merging of QRS with the beginning of T wave (sine wave pattern) and atrial paralysis with sinoventricular conduction are features of hyperkalemia.

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