Torsades de Pointes
• "Twisting of the pointes" 
• ...
491
Description

Torsades de Pointes

• "Twisting of the pointes" 

• QRS axis swings from positive to negative direction single lead

• Originates from single focus 

• Usually precipitated by drugs that prolong the QT interval 

    Class IA antidysrhythmics (procainamide, quridine) 

    Class IC antidysrhythmics (propafenone, necanide) 

    Cyclc antidepressants 

    Droperidol 

    Phenothiazines 

    Azithromycin 

    Methadone 

• Also precipitated by electrolyte abnormaüties 

    Hypomagnesemia 

    Hypokalemia 

#TorsadesDePointes #Diagnosis #Cardiology #ECG #EKG
Contributed by

Dr. Gerald Diaz
@GeraldMD
Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG:  https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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