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tor·sades de pointes | \ tȯr-ˌsäd(z)-də-ˈpwant 
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\variants:
or torsade de pointes \ -ˌsäd- \
\Medical Definition of torsades de pointes
: ventricular tachycardia that is characterized by fluctuation of the QRS complexes around the electrocardiographic baseline, is typically caused by a long QT interval, and may lead to life-threatening ventricular fibrillation
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