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cardiology diagnosis ekg ecg clinical electrocardiogram differential management pathophysiology pharmacology radiology stelevation stemi antiarrhythmics cxr pacemaker classes classification ecgeducator elevation
ECG characteristics of early repolarization - The ST segment elevations are concave and most pronounced in
characteristics of early repolarization ... elevations are concave ... hallmark of early repolarization ... EKG #ECG #Early #Repolarization
Benign Early Repolarization (BER) on EKG • Widespread concave STE most prominent in mid-to-left precordium (V2-V5)
Benign Early Repolarization ... • Widespread concave ... Benign #Early #Repolarization
Causes of ST Segment Elevation - Differential Diagnosis Framework STEMI: • Upsloping convex STE: "Pardee's sign" +
ST-segment elevation (concave ... Syndromes • Early Repolarization ... : - Early-repolarization ... ST segment is concave ... ST Secondary Repolarization
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
Antiarrhythmics Pharmacology Summary Cardiac Conduction Phases: Phase 0 - Ventricular Depolarization: • Na+ channels open leading to a
Phase I - Initial Repolarization ... - Ventricular Repolarization ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization
Action Potential: Depolarization and repolarization of a neuron #ActionPotential #Depolarization #Repolarization #Neuron #Neurology #Pathophysiology
Action Potential: Depolarization ... and repolarization ... ActionPotential #Depolarization ... #Repolarization
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
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
Major electrocardiogram findings induced by left ventricular hypertrophy (LVH) An increase in left ventricular mass augments the
alteration in repolarization ... in left atrial depolarization
ST Segment Elevation Morphologies #Diagnosis #Cardiology #MedStudent #EKG #STSegment #Morphologies #Elevation #Concave #Convex #Face #ECGEducator
Morphologies #Elevation #Concave
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