6 results
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
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
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... LMW heparin - ACE-I ... - NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #differential #causes
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Differential Diagnosis Algorithm ... Aldosterone • ENaC blockers ... nephropathy • Beta ... #Hyperkalemia #IntercellularShift ... Differential #Diagnosis #Algorithm
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Beta-Adrenergic ... inhibitors, ß-blockers ... High #Potassium #Classification ... #Causes
Diagnosis and Management of Achalasia - ACG Guidelines

Who to suspect?
 • Patients presenting with progressive dysphagia
of Achalasia - ACG ... barium or the classic ... (HRM) Chicago classification ... Calcium channel blockers ... Anticholinergics, Beta-adrenergic