11 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
- In most case ... hidden in the QRS ... seen after the QRS ... ECG usually shows ... #cardiology #SVT
Narrow QRS Tachycardia Algorithm (QRS ≤ 120 ms)

doi: 10.1159/000508264

#Narrow #QRS #Tachycardia #Algorithm #diagnosis #algorithm #cardiology #avnrt
Narrow QRS Tachycardia ... Algorithm (QRS ... ≤ 120 ms) doi: ... #Tachycardia #Algorithm ... #cardiology #avnrt
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Atrial flutter • AV ... • AV reentrant ... SVT with wide QRS ... #Causes #cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Supraventricular Tachycardia ... great ECG case of ... distinguishing QRS ... @EM_RESUS #AVRT ... #Cardiology #EKG
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate with AV ... Treat underlying cause ... Treatment #management #cardiology ... #algorithm
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
Vereckie Algorithm ... - Ventricular Tachycardia ... downstroke of negative QRS ... avr #diagnosis #cardiology ... #ekg #ecg #telemetry
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... Aflutter • AVNRT ... with Variable AV ... tachyarrhythmias #Cardiology ... #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
• ST vs SVT (AVNRT ... whether AF is cause ... abnormality • Beware AV ... to prior known QRS ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... DANGER Narrow QRS ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Algorithm for the ... , Wide-Complex Tachycardia ... AV Dissociation: ... morphology: Is the QRS ... #Diagnosis #Cardiology