190 results
Action potential in cardiomyocytes
The action potential in typical cardiomyocytes is composed of 5 phases (0-4), beginning
phase Phase 0: Depolarization ... Phase 1: Early repolarization ... phase Phase 3: Repolarization ... Pathophysiology #Cardiac #ActionPotential ... #Repolarization
Action Potential: Depolarization and repolarization of a neuron

#ActionPotential #Depolarization #Repolarization #Neuron #Neurology #Pathophysiology
Action Potential: Depolarization ... and repolarization ... of a neuron #ActionPotential ... #Depolarization ... #Repolarization
Distinguishing Between Benign Early repolarization vs STEMI on EKG
#Diagnosis #Cardiology #ECG #EKG #Repolarization #STEMI #Comparison #Table
Between Benign Early repolarization ... vs STEMI on EKG ... Cardiology #ECG #EKG #Repolarization ... #STEMI #Comparison
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Elevations - ACUTE STEMI ... - BENIGN EARLY REPOLARIZATION ... #STElevation #STEMI
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... Delays ventricular repolarization ... - Ventricular Repolarization ... prolong AV node repolarization ... prolong AV node repolarization
Unstable Angina vs NSTEMI vs STEMI

#differential #Chestpain; #NSTEMI; #STEMI; #Unstableangina; #Angina 

Image Source: De Virgilio, C.,
Unstable Angina vs NSTEMI ... vs STEMI #differential ... #Chestpain; #NSTEMI ... ; #STEMI; #Unstableangina
CARDIAC MYOCYTE POTENTIALS

#Pathophysiology #Cardiology #Cardiac #Myocyte #Ventricular #ActionPotentials #Channels #Phases
#Ventricular #ActionPotentials
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
and magnitude of depolarization ... phase 4 to slow depolarization ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Unstable Angina, NSTEMI ... , STEMI 1 STABLE ... - During an NSTEMI ... myocardium. 4 STEMI ... - A STEMI is
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
for the rapid depolarization ... • Slows depolarization ... involved in phase 3 repolarization ... • Prolongs repolarization