5 results
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
Precipitated by drugs ... IC antidysrhythmics ... hypokalemia) #TorsadesDePointes ... #Diagnosis #Cardiology ... #ECG #EKG
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... and their Key Pharmacologic ... #Class1 #Antiarrhythmics ... #Pharmacology # ... Agents #Cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
precipitated by drugs ... IC antidysrhythmics ... Hypokalemia #TorsadesDePointes ... #Diagnosis #Cardiology ... #ECG #EKG
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Antiarrhythmic Medications ... I (Ia, Ib, Ic) ... drugs: Adenosine ... Classification #pharmacology ... #cardiology
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Antiarrhythmic Medications ... I (Ia, Ib, Ic) ... drugs: Adenosine ... Classification #pharmacology ... #cardiology