8 results
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs ... CLASS IA • ... Adenosine, Magnesium, Potassium ... #Classification ... #Pharmacology #
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... #hyperkalemia #differential ... #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Drug-Induced Edema
Drug-induced edema is caused by many drugs & can coincide with or worsen pre-existing peripheral
Drug-Induced Edema ... Drug-induced edema ... Edema #Medication #Causes ... #Differential # ... Pharmacology #Pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... 3 - Potassium Channel ... Vaughan #Williams #Pharmacology ... #Classification ... #Classes #pathophysiology
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
osmotic diuresis - Potassium ... renal disease Drugs ... #diagnosis #differential ... #medications #drugs ... #pharmacology #
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Vaughan Williams Classification ... 3 - Potassium Channel ... #Classification ... #Classes #pathophysiology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Drugs (Statins), ... Dermatomyositis) AKI - Pathophysiology ... Monitor potassium ... Management #Summary #causes
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Drug-associated: ... #Hyperkalemia #Differential ... Diagnosis #High #Potassium ... #Classification ... #Causes