275 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 ... inotropy) ACCP Cardiology ... pathophysiology #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization ... inotropy) ACCP Cardiology ... pathophysiology #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... involved in phase 3 repolarization ... • Prolongs repolarization ... Pharmacology #Agents #Cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Blockade • Slows depolarization ... Blockade • Slows depolarization ... Blockade • Slows depolarization ... #cardiology #pharmacology
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
Differential Diagnosis of Acute ... #Diagnosis #Nephrology ... #AKI #Acute #KidneyInjury ... #Causes #Differential ... #Workup #Algorithm
Hypernatremia Management Algorithm
Acute vs Chronic
Calculate Losses
 • Current water Deficit
 • Ongoing Free water Losses
 •
Hypernatremia Management Algorithm ... Acute vs Chronic ... Calculate Losses ... Hypernatremia #Management #Algorithm ... #treatment #nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... ; oliguria • Classic ... MatthewHoMD #Acute ... #nephrology #diagnosis
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Elevations - ACUTE ... - BENIGN EARLY REPOLARIZATION ... Differential #Diagnosis #Cardiology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Differential Diagnosis Algorithm ... into cells - Acute ... Catecholamines - Acute ... Differential #Diagnosis #Algorithm ... #causes #nephrology
# Acute Kidney Injury # AKI #algorithm #differential #nephrology
# Acute Kidney Injury ... # AKI #algorithm ... #differential #nephrology