14 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... effects and AP duration ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... pathophysiology #cardiology
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... , Mobitz Type II ... always the same duration ... system #Mobitz #Type2 ... HeartBlock #Diagnosis #Cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... - ↑ duration ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... pathophysiology #phases #cardiology
First, Second (Type 1 and Type 2), and Third Degree Heart Blocks - Comparison

#HeartBlocks #Comparison #First
First, Second (Type ... 1 and Type 2), ... Third Degree Heart Blocks ... Second #Third #Cardiology ... Electrocardiogram #Diagnosis #Table
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Bradycardias Comparison Table ... 1st DEGREE AV BLOCK ... Type 1 and 2 - ... #Diagnosis #Cardiology ... Common #Comparison #Table
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
QRS is normal in duration ... Type I aka Mobitz ... type II (aka Mobitz ... #AVBlock #cardiology ... electrocardiogram #classification
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... 1st Degree Heart Block ... #HeartBlocks #Types ... #Classification ... electrocardiogram #ecg #cardiology
Mitral Regurgitation - Carpentier Classification
Type I - Normal Leaflet Motion
 - Annular Dilation
 - Perforation
Type II
Regurgitation - Carpentier Classification ... Motion - Annular Dilation ... Fusion - LV/LA Dilation ... Regurgitation #Carpentier #Classification ... #diagnosis #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... , use B-blockers ... underlying cause #Stable ... Treatment #management #cardiology ... #algorithm
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... diltiazem or B-blockers ... irregular protocol #Stable ... Treatment #management #cardiology ... #algorithm