4 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... block alpha & beta ... ++ influx into cells ... Vaughan #Williams #Pharmacology ... #Classification
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Adults Current ACC ... >50 mmHg (2) (Table ... #Diagnosis #Cardiology ... Aortic #Stenosis #AorticStenosis ... #Classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... duration CLASS 2 - Beta ... block alpha & beta ... inotropy) ACCP Cardiology ... #Classification
Heart Failure (HFrEF) Treatment - GDMT for stage C 

For patients with Heart Failure with REDUCED
and an evidenced beta-blocker ... tolerated ACEI/ARB + Beta-Blocker ... recommended by the ACC ... HeartFailure #HFrEF #Pharmacology ... Treatment #StageC #Cardiology