15 results
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
, AFib w/ AV Block ... Block, Mobitz I ... AV Block, Mobitz ... II AV Block Wide ... II AV Block Unstable
Algorithm for the Evaluation and Management of Bradycardia #Diagnosis #Management #EM #Cardiology #Bradycardia #Algorithm #Differential #AVBlock
Algorithm for the ... Management of Bradycardia ... EM #Cardiology #Bradycardia ... #Algorithm #Differential ... #AVBlock #Mobitz
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
60 (1) Sinus bradycardia ... 200ms from longer pause ... 2º - Mobitz I ... block (lower AV ... #Tachycardia #Bradycardia
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Symptomatic Mobitz ... I or II • Mobitz ... • First degree AV ... • Reversible causes ... of AV block -
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... and Management Algorithm ... STRUCTURAL: sick sinus, AV ... block, ischemia ... LIFE THREATENING CAUSES
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Mobitz I / Wenckebach ... aka Mobitz II) ... concerning variant of Mobitz ... atrioventricular #blocks #AVBlock ... electrocardiogram #classification
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... Bradyarrhythmias • Sinus bradycardia ... • AV block ... Differential #Diagnosis #Classification ... #Table #Causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... bpm) • Sinus Bradycardia ... • AV Block (ISt ... with Variable AV ... #causes
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Hyperkalemia + AV ... Renal failure • AV ... surgery • Heart block ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Treatment 2nd Degree, Mobitz ... . 2nd Degree, Mobitz ... • Block in AV ... beyond AV node) ... HeartBlocks #Types #Classification