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What is Feature of Torsades de pointes is? and explain in detail?
Torsades de pointes/Polymorphic V. Tachycardia-Prolonged QTc interval QTc=''C'' means corrected T wave,as it does not end immediately. T wave goes in slight gradual slope, so we exactly cannot pin point end of the T wave. So to pin point end of T wave ,mathematical scenario called as QTc is used