55 results
Modified Valsalva Maneuver Insturctions

- 43% vs 17% response compared to the standard valsalva maneuver

Per ACLS and
stable AVNRT is vagal ... or carotid sinus ... conversion to sinus ... Protocol #Procedure #SVT ... #vagal
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Supraventricular Tachycardia (SVT ... Management Regular SVT ... : Sinus Tachycardia ... Fibrillation, MAT, Sinus ... MANAGEMENT: Modified Valsalva
Modified Valsalva Maneuver

43% vs 17% response compared to the standard valsalva maneuver

1) Position patient with legs
Modified Valsalva ... to the standard valsalva ... 10ml syringe (or Valsalva ... #Maneuver #SVT ... Video #REVERT #vagal
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
(<60 bpm) • Sinus ... Bradycardia • Sick Sinus ... Regular Rhythm SVT ... Interval) • Sinus ... Irregular Rhythm SVT
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Narrow-Complex: • Regular: Sinus ... WPW), AVnRT (ie SVT ... Antidromic AVRT, SVT ... Irregular: Polymorphic VT ... Any irregular SVT
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
VT versus SVT with ... Features favouring VT ... beats (normal sinus ... complex of normal sinus ... VentricularTachycardia #SVT
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia: • ST ... vs SVT (AVNRT, ... variability • Tx: Vagal ... • HyperK vs VT ... > SVT+conduction
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - ... Algorithm Identify SVT ... • Vagal Maneuvers ... SarahFoohey #SVT
Aortic Measurements on Echocardiography
Aortic annulus 1.4-2.6 cm
Sinus of Valsalva 2.1-3.5 cm
Sinotubular junction 1.7-3.4 cm
Ascending Aorta 2.1-3.4
annulus 1.4-2.6 cm Sinus ... of Valsalva 2.1
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
syndrome (sick sinus ... contractions • Sinus ... Arrhythmias: • SVT ... & termination: SVT ... massage or other vagal