143 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Vaughan Williams Classification ... - Summary Table ... are beta blockers ... #Medications #Classification ... #Summary #Table
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... 2 - Beta Blockers ... of phase 4 to slow ... alpha & beta adrenergic ... #Pharmacology #Classification
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... #Differential
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Ketoconazole Low ... - NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #diagnosis #differential ... #causes
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
open leading to slow ... Vaughan Williams Classification ... 2 - Beta Blockers ... alpha & beta adrenergic ... #Pharmacology #Classification
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Alkalosis • ↑ beta ... vomiting) • Low ... #nephrology #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
- Differential ... Diagnosis Algorithm ... cells: Insulin, Beta-Agonist ... #Diagnosis #Algorithm ... #low #pathophysiology
Diagnosis of Hypokalemia - Differential Algorithm 

Categorized by Causes: Redistribution, Extrarenal Losses, Renal Losses (High and
Hypokalemia - Differential ... Algorithm Categorized ... High and Low Blood ... #Hypokalemia #Differential ... #Algorithm
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... II - Beta Receptor ... depolarization in slow ... AP cells • Slow ... VaughanWilliams #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... #Hypokalemia #Differential ... #Diagnosis #Low ... #Potassium #Table ... #Classification