53 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... • Tx: Vagal maneuvers ... > SVT+conduction ... whether AF is cause ... Tx: Underlying cause
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
syndrome (sick ... sinus syndrome) ... Pheochromocytoma • Pulmonary ... or other vagal maneuvers ... : SVT-AVNRT or AVRT
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
Supraventricular tachycardia ... (SVT) is an abnormally ... Wolff-Parkinson-White syndrome ... #Clinical #MedStudent ... Cardiology #EKG #SVT
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... • Sinus Tachycardia ... Ectopic Atrial Tachycardia ... Multifocal Atrial Tachycardia ... Diagnosis #Algorithm #causes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
bradycardia, Sick Sinus Syndrome ... (V-tach, VT), Monomorphic ... VT, Polymorphic ... VT (i.e. ... Differential #Diagnosis #Causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Attempt vagal maneuvers ... with caution in pulmonary ... Treat underlying cause ... with caution in pulmonary ... Treat underlying cause
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... PARKINSON WHITE SYNDROME ... • ATRIAL TACHYCARDIA ... PHAEOCHROMOCYTOMA • PULMONARY ... #Palpitations #Causes
Pemberton's Sign - Thoracic Outlet Syndrome

The Pemberton maneuver is a physical examination tool used to demonstrate
The Pemberton maneuver ... The maneuver is ... (SVC), commonly ... #PhysicalExam #Clinical ... #Video #SVC #Syndrome
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
• Sick sinus syndrome ... Tachycardia ... • Atrial tachycardias ... depletion • Pulmonary ... differential #diagnosis #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... (1) Sinus tachycardia ... flutter (3) SVTs ... (2) Sick Sinus Syndrome ... 200ms from longer pause