8 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- HR > 100 Wide ... abberancy - N B Afib ... SVTs - atrial/junctional ... can function) Wide ... electrocardiogram #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachyarrhythmia ... tachycardia • Narrow ... AV block, Multifocal ... AV block & bundle ... Differential #Diagnosis #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... WPW) - Narrow ... interval) • AFib ... with Variable AV ... #Cardiology #Differential
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
SVT. 140-280 ... • Atrial Flutter ... • DDx: SVT + ... Diagnosis #Management #cardiology ... #wide #narrow #
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Diagnosis Algorithm Narrow ... flutterAV ... tachycardia • AV ... flutter with variable ... Algorithm #Causes #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs Narrow, Regular ... OAVRT, AFIutter) ... > AFIutter + variable ... abnormality • Beware AV ... #causes #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
and Management Narrow ... w/ AV Block, Atrial ... Regular: Regular SVT ... Irregular: Irregular SVT ... epinephrine 4) Page Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Waves/Fibrillary = afib ... Flutter PR Interval ... > 40 ms (1 mm) wide