1394 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
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
Hypernatremia Management Algorithm
Acute vs Chronic
Calculate Losses
 • Current water Deficit
 • Ongoing Free water Losses
 •
Hypernatremia Management ... Algorithm Acute ... Urinary Water Losses ... Hypernatremia #Management ... #Algorithm #treatment
General Algorithms for Assessment of the Left Ventricular Assist Device (LVAD) (Algorithms 1, 2 and 3)

Algorithm
General Algorithms ... Device (LVAD) (Algorithms ... 1, 2 and 3) Algorithm ... LVAD) Patient Algorithm ... #Management #BMJ
Suggested Treatment Algorithms for the Management of Polymyalgia Rheumatica and Giant Cell Arteritis

#Management #Algorithm #GCA #PMR
Suggested Treatment Algorithms ... for the Management ... Cell Arteritis #Management ... #Algorithm #GCA
Algorithmic Approach to the Patient with Azotemia

#Azotemia #AKI #Nephrology #Diagnosis #Differential #Algorithm #Management
Algorithmic Approach ... #Differential #Algorithm ... #Management
Acute Pulmonary Embolism - Management Algorithms
 - Hemodynamically Stable Patients
 - Hemodynamically Unstable Patients

- Dr. Eric
Pulmonary Embolism - Management ... Algorithms - ... Embolism #acutePE #Management ... #Algorithm #treatment