11 results
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Bradycardias Comparison Table ... - 1st DEGREE AV ... AV BLOCK Type 1 ... and 2 - COMPLETE ... Diagnosis #Cardiology #EKG
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Sinus pauses • AV ... #Differential # ... #Table #Causes
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The QRS complex ... may progress to complete ... Block aka Complete ... #cardiology #ekg ... electrocardiogram #classification
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs - Syncope ... assoc with 1K, AV ... Wong @mchlwng #Syncope ... #EKG #Checklist ... electrocardiogram #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Pacemaker 3rd Degree, Complete ... • Block in AV ... beyond AV node) ... HeartBlocks #Types #Classification ... summary #Diagnosis #EKG
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... • AV Block (ISt ... with Variable AV ... #Diagnosis #Algorithm
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... 2nd/3rd degree AV ... Block • Pacemaker ... #Diagnosis #Algorithm
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... AFIutter + variable block ... abnormality • Beware AV ... #Diagnosis #Table
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Wide-Complex Tachycardia ... WPW) - Avoid AV ... nodal agents (e.g ... Follow narrow-complex ... management #cardiology #algorithm
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Narrow-Complex ... Control rate with AV ... Control rate (e.g ... management #cardiology #algorithm