10 results
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
If see flutter p ... • Atrial Flutter ... If not Flutter P ... Diagnosis #Management #cardiology ... algorithm #irregular
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial ... causing clockwise atrial ... Atypical atrial ... from the left atrium ... right atrium (such
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachycardia, Atrial ... flutter, Junctional ... flutter w/ variable ... flutter with variable ... Differential #Diagnosis #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia, Atrial ... Flutter, AVRT ( ... • Irregular: Atrial ... Tachycardia (MAT), Atrial ... Flutter (w/ variable
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
tachycardia • Atrial ... flutter • AV ... tachycardia • Atrial ... Irregular: • Atrial ... flutter with variable
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Premature atrial ... Monofocal Ectopic Atrial ... Tachycardia • Aflutter ... • AFib • AFIutter ... • Multifocal Atrial
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... (Ectopic) Atrial ... diagnosis #causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
convert - Possible atrial ... flutter, ectopic ... atrial tachycardia ... Rhythm: • Probable atrial ... flutter or MAT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... tachycardia (2) Atrial ... flutter (3) ... SVTs - atrial/junctional ... (3) Multifocal atrial
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
used to detect atrial ... flutter waves when ... atrial flutter ... depolarization, atrial ... flutter waves may