53 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... #Classes #pathophysiology ... #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... #Classes #pathophysiology ... #cardiology
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
First, is it syncope ... from other causes ... Common causes of ... #Causes #Differential ... #Algorithm #Ddxof
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Class I (Ia, Ib ... Blockade • Slows depolarization ... VaughanWilliams #Classification ... #Classes #cardiology
Causes of Syncope #Diagnosis #EM #IM #Neuro #Syncope #Differential #Algorithm #Ddxof
Causes of Syncope ... EM #IM #Neuro #Syncope ... #Differential #Algorithm
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... Reflex Syncope ... bradycardia • Sinus pauses ... Differential #Diagnosis #Classification ... #Table #Causes
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
Epsilon wave R - Repolarisation ... , can be caused ... characteristically cause ... , R stands for Repolarisation ... ECG #Diagnosis #Cardiology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
palpitations, dizziness, syncope ... discomfort Cardiac Causes ... ) Non-Cardiac Causes ... #Arrhythmias #Cardiology ... #causes
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs CLASS ... Disopyramide CLASS ... #Medications #Classes ... #Classification ... #Pharmacology #cardiology
Antiarrhythmic Medication Table

#Antiarrhythmic #Medications #Table #Classification #Classes #Cardiology #Pharmacology
Medications #Table #Classification ... #Classes #Cardiology