6 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant ... ECG usually shows ... #Nodal #Reentrant ... Pathophysiology #cardiology ... #SVT
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... node: AV re-entrant ... ), AV nodal re-entrant ... tachycardia (AVNRT ... #Causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... nodal reentrant ... tachycardia • AV ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs SVT (AVNRT, ... • Tx: Vagal maneuvers ... abnormality • Beware AV ... nodal blockers ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Attempt vagal maneuvers ... Converts - Probably AVnRT ... Control rate with AV ... nodal blocking ... Treatment #management #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... or other vagal maneuvers ... : SVT-AVNRT or AVRT ... bending over: AVNRT ... #Palpitations #Cardiology