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Sinus Tachycardia Differential Algorithm

- Dr. Tom Fadial https://twitter.com/thame

#Sinus #Tachycardia #Differential #Algorithm #Diagnosis #Cardiology #Causes
Sinus Tachycardia ... twitter.com/thame #Sinus ... Diagnosis #Cardiology #Causes
Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Differential Diagnosis Sinus ... Tachycardia Sinus ... Differential #Diagnosis #causes
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
with cavernous sinus ... - Paranasal sinus ... with cavernous sinus ... - Cavernous sinus ... Unilateral #Bilateral #Causes
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... ARRHYTHMiA • SINUS ... NON-ARRHYTHMIC • SINUS ... #Palpitations #Causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Post-exercise - Carotid sinus ... Bradyarrhythmias • Sinus ... bradycardia • Sinus ... pauses • AV ... Classification #Table #Causes
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
cardiac output): • Sinus ... blocks • Sick sinus ... filling time): • Sinus ... differential #diagnosis #causes
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... nodal dysfunction, Sinus ... #Nonlschemic #Causes
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Vasovagal • Carotid sinus ... • Brady (Sick sinus ... differential #diagnosis #causes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Arrhythmias • SA node: Sinus ... bradycardia, Sick Sinus ... ) • SA node: Sinus ... Differential #Diagnosis #Causes
Diplopia - Differential Diagnosis
Step 1: Consider Stroke
Step 2: Diplopia PLUS
 - Cavernous Sinus Syndrome
 - Infection
- Cavernous Sinus ... Diagnosis #Algorithm #Causes