2685 results
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Drugs CLASS IA ... #Pharmacology #cardiology
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
interval •Class IA ... TorsadesDePointes #Diagnosis #Cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Properties Class IA ... blockade: IC > IA ... Increasing the ERP: IA ... Pharmacology #Agents #Cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
interval Class IA ... TorsadesDePointes #Diagnosis #Cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class I (Ia ... Classification #Classes #cardiology
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Classification • Class I (Ia ... #pharmacology #cardiology
Antiarrhythmic Medications - Vaughan-Williams Classification
 • Class I (Ia, Ib, Ic)
 • Class II
 • Class
Classification • Class I (Ia ... #pharmacology #cardiology
Antiarrhythmic Drug Classes 
IA: "Police Department Questions 
IB: Liquored Man 
IC: For Peeing, 
Ill: After Drinking
Drug Classes IA ... Dirty Vehicle" IA
Clinical spectrum of aspergillosis

By Dr. Sara Dong @swinndong 

#ID  #Infectious Diseases  #Infections
#Aspergillus #Aspergillosis #IA
Aspergillosis #IA
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Invasive Aspergillus (IA ... Risk Factors for IA ... of choice for IA ... #Aspergillus #IA