880 results
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 ... Classification: CLASS ... duration - CLASS
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... and magnitude of 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
Class I Antiarrhythmics ... Properties Class ... Mayo, Pickle") Class ... involved in phase 3 repolarization ... • Prolongs repolarization
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Blockade • Slows depolarization ... Widens QRS complex Class ... Blockade • Slows depolarization ... Blockade • Slows depolarization
Suggested Treatment Algorithms for the Management of Polymyalgia Rheumatica and Giant Cell Arteritis

#Management #Algorithm #GCA #PMR
Suggested Treatment ... Algorithms for ... #Management #Algorithm ... Steroid #Taper #Treatment
Hypernatremia Management Algorithm
Acute vs Chronic
Calculate Losses
 • Current water Deficit
 • Ongoing Free water Losses
 •
Hypernatremia Management Algorithm ... Chronic Calculate Losses ... Urinary Water Losses ... Hypernatremia #Management #Algorithm ... #treatment #nephrology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens repolarization ... 6.0 mEq/L, rapid repolarization ... causes peaked T ... in conduction causes ... wave to produce classic
Temporary / External Pacing
 • Transvenous & epicardial pacing are temporary methods of supporting brady- &
or definitive treatment ... and more durable treatments ... required to trigger depolarization ... to identify a depolarization
Acute Pulmonary Embolism - Management Algorithms
 - Hemodynamically Stable Patients
 - Hemodynamically Unstable Patients

- Dr. Eric
Embolism - Management Algorithms ... acutePE #Management #Algorithm ... #treatment
Syphilis Treatment Algorithm

#Syphilis #Treatment #Algorithm #management
Syphilis Treatment ... Algorithm #Syphilis ... #Treatment #Algorithm