24 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Block: • Prolonged ... Mobitz I Heart Block ... Complete Heart Block ... • Block in AV ... narrow QRS • Block
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
block • Advanced ... 2nd degree block ... block Class II: ... AV block + hemodynamic ... Tri-fascicular block
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Bradycardias Comparison Table ... BRADYCARDIA - 1st DEGREE ... AV BLOCK - 2nd ... DEGREE AV BLOCK ... COMPLETE HEART BLOCK
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
AV Block • The ... bundle branch block ... Block Type I aka ... Block type II ( ... electrocardiogram #classification
ECG Basics - Heart Blocks #Diagnosis #Cardiology #MedStudent #EKG #Basics #HeartBlock #Table #AVBlock #Mobitz #Degree #Wenckebach
Basics - Heart Blocks ... Basics #HeartBlock #Table ... #AVBlock #Mobitz ... #Degree #Wenckebach
ECG Basics - Heart Blocks #Diagnosis #Cardiology #MedStudent #EKG #Basics #HeartBlock #Table #AVBlock #Mobitz #Degree #Wenckebach
Basics - Heart Blocks ... Basics #HeartBlock #Table ... #AVBlock #Mobitz ... #Degree #Wenckebach
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
Phenomenon) 2nd Degree ... AV Block on EKG ... till a dropped beat ... Wenckebach #Second #Degree ... #AV #Block #AVBlock
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... pauses • AV block ... side effect (e.g. αblockers ... Differential #Diagnosis #Classification ... #Table #Causes
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... : • MOA: Block ... : • MOA: Block ... primarily) and block ... : • MOA: Block