torsades de pointes
noun
tor·sades de pointes
tȯr-ˌsäd(z)-də-ˈpwant 
variants
or torsade 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
Cite this Entry
“Torsades de pointes.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/torsades%20de%20pointes. Accessed 3 Nov. 2025.
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