A 38‑year‑old marathon runner collapses; ECG shows polymorphic VT (torsades). Which electrolyte abnormality most commonly precipitates it?...

Question

A 38‑year‑old marathon runner collapses; ECG shows polymorphic VT (torsades). Which electrolyte abnormality most commonly precipitates it?

Accepted Answer

Hypokalaemia

Answer

Hyperkalaemia

Answer

Hypercalcaemia

Answer

Hypocalcaemia

Answer

Hyponatraemia

MCQ (SBA): Cardiology & Cardiovascular disease