2974 results
ELEVATION Mnemonic for Causes of ST Segment Elevation

E - Electrolyte Abnormalities
L - Left Bundle Branch Block
E
ELEVATION Mnemonic ... for Causes of ST ... Segment Elevation ... Block E - Early Repolarization ... #STElevation #Differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... : - Early-repolarization ... ST Secondary Repolarization ... voltage Other Causes ... blocking drugs #STElevation
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 ... Myocytes #Phases #Depolarization ... #Repolarization
Causes of ST Elevation in ECG

#STElevation #STEMI #ECG #EKG #Electrocardiogram #Causes #Differential #ABCHELP #Mnemonic
Causes of ST Elevation ... in ECG #STElevation ... Electrocardiogram #Causes
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization ... Classification #Classes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
and magnitude of depolarization ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization ... Classification #Classes
Action Potential: Depolarization and repolarization of a neuron

#ActionPotential #Depolarization #Repolarization #Neuron #Neurology #Pathophysiology
Action Potential: Depolarization ... and repolarization ... ActionPotential #Depolarization ... #Repolarization
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
- BENIGN EARLY REPOLARIZATION ... #STSegment #STElevation
ECG characteristics of early repolarization
 - The ST segment elevations are concave and most pronounced in
characteristics of early repolarization ... hallmark of early repolarization ... In case of chest ... of ST segment elevation ... EKG #ECG #Early #Repolarization
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