169 results
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... is positive in aVR ... negative in I + aVF ... (> 160ms) - AV ... - Fusion beats
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... whether AF is cause ... Tx: Underlying cause ... abnormality • Beware AV ... Differential #Diagnosis #Table
Loculated pericardial effusion seen in apical 4-chamber on echocardiogram

Dr. J. Christian Fox @jchristianfox

#Pericardial #Effusion #Loculated #complex
Loculated pericardial effusion ... #Pericardial #Effusion ... #Loculated #complex ... Echocardiogram #POCUS
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Regular, Wide-Complex ... Tachycardia 1. aVR ... deflection in aVR ... AV Dissociation: ... dissociation (fusion
Causes of Pleural Effusions
#Diagnosis #Pulmonary #PleuralEffusions #Differential #Table #Transudative #Exudative
Causes of Pleural ... Effusions #Diagnosis ... #Differential #Table
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Algorithm Narrow Complex ... Atrial flutter • AV ... tachycardia • AV ... Diagnosis #Algorithm #Causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... bpm) - Narrow Complex ... AVNRT • AVRT ... WPW) - Narrow Complex ... Diagnosis #Algorithm #causes
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Bradycardias Comparison Table ... - 1st DEGREE AV ... - 2nd DEGREE AV ... Type 1 and 2 - COMPLETE ... Common #Comparison #Table
Spine sign: visualization of the vertebral bodies in the thoracic cavity above the diaphragm indicative of
indicative of pleural effusion ... absence of pleural effusion ... is obscured by air ... #SpineSign #POCUS ... Clinical #Pleural #Effusion
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Pericardial • Effusion ... Artery Disease • Stable ... Abnormalities • Pleural Effusions ... Diagnosis #Algorithm #Causes