21 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... 3 different P wave ... "PSVT" (atrioventricular ... #differential #diagnosis ... #causes #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... (V-tach, VT), Monomorphic ... VT (i.e. ... #Differential #Diagnosis ... #Causes #cardiology
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
WCT is VT IF: ... • Initial r wave ... #WCT #VTach #Criteria ... #V1 #diagnosis ... #cardiology #ekg
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
(VT) AV indicates ... block; RWPT, R wave ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis ... #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... dissociation + retrograde atrial ... activation from SVT ... (e.g., junctional ... #diagnosis #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... Diagnosis and Management ... • Atrial Flutter ... • Monomorphic VTach ... #Management #cardiology
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
WCT is VT IF: ... Initial r or q wave ... #WCT #VTach #avr ... #diagnosis #cardiology ... #ekg #ecg #telemetry
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... : Differential diagnosis ... aVR • Classic EKG ... tachycardia (SVT ... #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... #VT #VTach #SVT ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology