14 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Atrial Flutter ... AV Reentry Tachycardia ... Pathophysiology #SVT ... #diagnosis #cardiology ... conduction #pathways #avnrt
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
AVRT, Atrial Tachycardia ... , Atrial flutter ... atrial tachycardia ... , SVT with bundle ... Differential #Diagnosis #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Flutter (AFL), Atrial ... (AVRT), AV nodal ... (AVNRT) • Ventricles ... Fibrillation (V-Fib ... Diagnosis #Causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... • AVNRT • ... interval) • AFib ... with Variable AV ... tachyarrhythmias #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... /AVNRT. ... • Atrial Flutter ... SarahFoohey #Tachycardia ... Diagnosis #Management #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... abberancy - N B Afib ... SVTs - atrial/junctional ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
, AVNRT, AVRT, Atrial ... Flutter, Ectopic ... Atrial Tachycardia ... w/ PACs, AFIb w ... Diagnosis #Management #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
(AVNRT, OAVRT, AFIutter ... > SVT+conduction ... : • AFib > AFIutter ... abnormality • Beware AV ... Irregular #causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... flutter, ectopic ... atrial tachycardia ... flutter or MAT ... Treatment #management #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Acute myocardial ... Subepicardial atrial ... , atrial tachycardia ... tachycardia (SVT ... #differential #cardiology