This is a very popular question in MCQ even in the postgraduate MRCP exam.
The following are causes of prolonged QT interval except
A. Romano Ward syndrome
B. Erythromycin
C. Cisapride
D. Hypocalcaemia
E. Hyponatraemia
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3 comments:
E.Hyponatraemia
tooooooo easy for u guys
probably because sodium mostly stored outside cell and QT prolongation is an intracellular affair. correect me if i m wrong
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