1184 results
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
quinidine) •Class IC ... Diagnosis #Cardiology #ECG ... #EKG
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics - Vaughan ... Class I (Ia, Ib, Ic
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
quridine) Class IC ... Diagnosis #Cardiology #ECG ... #EKG
Textbook progression Of EKG changes in Hyperkalemia. In reality, EKGs are far 
more variable and unpredictable.
progression Of EKG ... In reality, EKGs ... #Progression #EKG ... #ECG #Electrocardiogram
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
- Group IA and IC ... QRS #widening #ECG ... #EKG #Pharmacology
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Medications - Vaughan-Williams ... Class I (Ia, Ib, Ic ... #Medications #Vaughan
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Medications - Vaughan-Williams ... Class I (Ia, Ib, Ic ... #Medications #Vaughan
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Pickle") Class IC ... in wide QRS on EKG ... channel blockade: IC ... prolonged QT on EKG ... the ERP: IA > IC
ECG / EKG Localization of Coronary Artery Ischemia / Infarcts. 
#Diagnosis #Cardiology #ECG #EKG #Localization #Map
ECG / EKG Localization ... Diagnosis #Cardiology #ECG ... #EKG #Localization
EKG (ECG) Axis Deviations Diagram

#Diagnosis #Cardiology #ECG #EKG #Axis #Deviations #LAD #RAD #ERAD
EKG (ECG) Axis Deviations ... Diagnosis #Cardiology #ECG ... #EKG #Axis #Deviations