Welcome to.... Pop Quiz!
A series of quick-fire questions on random topics. As always, work out your answer before reading the one provided, and if you disagree, agree or just want to get involved, leave your thoughts in the comments below.
7. Why is the differentiation between monomorphic and polymorphic ventricular tachycardia important in terms of the underlying aetiology of the arrhythmia?
Patients with monomorphic VT typically have structural heart disease, whereas patients with polymorphic VT characteristically have electrolyte abnormalities, a drug effect, ischemia, or a genetic cardiac channelopathy (Mayo Clin Proc,Vol 83,p. 1392).