Torsades de pointes
torsades de pointes
(Science: cardiology) An atypical rapid ventricular tachycardia with periodic waxing and waning of amplitude of the qRS complexes on the electrocardiogram, it may be self limited or may progress to ventricular fibrillation.
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... The result of prolonged QT interval can be Q or T phenomenon or torsades de pointes (a polymorphic ventricular arrhythmia), both of which can degenerate into a fatal ventricular ...
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