11 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
bpm) • Sinus Bradycardia ... • Premature ventricular ... (>100 bpm) - Narrow ... WPW) - Narrow ... interval) • AFib
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVT w/ abberancy ... 60 (1) Sinus bradycardia ... block - ventricular ... #Bradycardia #tachyarrhythmia ... EKG #diagnosis #electrocardiogram
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Diagnosis Framework Narrow-Complex ... Atrial Flutter, AVRT ... Regular-Complex: • Ventricular ... AVRT, SVT w/aberrancy ... cardiology #wide #narrow
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Diagnosis Algorithm Narrow ... • AV reentrant ... Narrow Complex ... Regular SVT with aberrancy ... Irregular SVT with aberrancy
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
SA node: Sinus bradycardia ... • Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... tachycardia (AVRT ... Fibrillation (V-Fib
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... deflection not AVRT ... • AFib. ... • DDx: SVT + Aberrancy ... SarahFoohey #Tachycardia
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
in narrow cornplex ... tachycardia ... • Narrow complex ... Differentiating ventricular ... #electrocardiogram
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
and Management Narrow ... , AFib w/ AV Block ... Sinus Arrest, AFib ... Slow Vent Rate, AFib ... SVT WI Wide QRS, Ventricular
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Regular • If ventricular ... known SVT with aberrancy ... WPW) - Avoid AV ... • If AF with aberrancy ... - Follow narrow-complex
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
dysfunction • Bradycardia-tachycardia ... supraventricular or ventricular ... • Ventricular ... : SVT-AVNRT or AVRT ... /Afib/WPW) • Loss