14 results
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 ... Electrolytes (hyperkalemia
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
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... I, type II - ... - NSAlDs - Beta-Blockers ... #Hyperkalemia ... #Algorithm #diagnosis
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... tubular acidosis (Types ... and 2, but not type ... Low #Potassium #Table ... #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... 2 - Beta Blockers ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... cells: Insulin, Beta-Agonist ... Refeeding Syndrome #Hypokalemia ... #low #pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
potassium • Beta ... blockers • Antibiotics ... cell membrane - Beta ... adrenergic receptor blockers ... Failure • SLE • Type
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
potassium • Beta ... blockers • Antibiotics ... cell membrane - Beta ... adrenergic receptor blockers ... Failure • SLE • Type
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... 2 - Beta Blockers ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Medications: beta ... blockers, digitalis ... Hypoaldosteronism: type ... Differential #Diagnosis #Causes