7 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... nodal reentrant ... AV reentrant tachycardia ... • Regular SVT ... • Irregular SVT
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
: AV re-entrant ... ), AV nodal re-entrant ... (V-tach, VT), Monomorphic ... VT, Polymorphic ... VT (i.e.
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... • Tx: Vagal maneuvers ... • HyperK vs VT ... > SVT+conduction ... nodal blockers
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant ... - In most case ... ECG usually shows ... #Nodal #Reentrant ... Pathophysiology #cardiology #SVT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
100 Wide (1) VT ... w/ BBB (3) SVT ... flutter (3) SVTs ... 200ms from longer pause ... #EKG #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
or VT • Rapid ... Arrhythmias: • SVT ... & termination: SVT ... or other vagal maneuvers ... : SVT-AVNRT or AVRT
Polymorphic ventricular tachycardia (PVT) is a form of ventricular tachycardia in which there are multiple ventricular
(PVT) is a form ... The commonest cause ... of PVT is myocardial ... #Clinical #MedStudent ... #Cardiology #EKG