71 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT) • At least ... • Hypoxia • Pulmonary ... #Diagnosis #ECG ... #EKG #Management
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT) on EKG ... intervals • At-least ... #Tachycardia #diagnosis ... #cardiology #EKG
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Flutter Typical atrial ... or areas in the ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... common finding) • Atrial ... also a result of atrial ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism ... Triage EKG (no prior ... Differential/diagnosis ... Echocardiogram #A4c ... #clinical #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... with caution in pulmonary ... with caution in pulmonary ... Treatment #management #cardiology ... #algorithm
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
- Differential Diagnosis ... arteries, Venous or arterial ... great vessel congential ... ex: duplicated SVC ... #pulmonary #radiology
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
EKG • Regularly-occurring ... baseline in at least ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Causes of Diastolic Murmurs - Differential Diagnosis Algorithm
Early Diastolic:
 • Aortic Regurgitation
 • Pulmonary Regurgitation (Graham-Steell
- Differential Diagnosis ... Algorithm Early ... Regurgitation • Pulmonary ... Flint Murmur) • Atrial ... Diastolic #Murmurs #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... occurs with every beat ... activation from SVT (e.g ... Cannon #AWaves #diagnosis ... #cardiology #CVP