22 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial Tachycardia ... • Oxygen • Treatment ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
polymorphic ventricular tachycardia ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Control rate (e.g ... #Treatment #management ... #cardiology #algorithm
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
performed) • Clinical ... Cardiovascular MRI Clinical ... Unexplained sinus tachycardia ... gallop • Abnormal ECG ... #Cardiology
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... Wide-Complex Tachycardia ... nodal agents (e.g ... #Treatment #management ... #cardiology #algorithm
This is a parasternal long axis view of a young patient presenting with 3 days of
x-ray and and ECG ... with sinus tachycardia ... Michael Macias, EM ... Northwestern University #Clinical ... #EM #Radiology
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
tissue disorder e.g ... Pulse deficit/differential ... murmur • Focal neuro ... deficit • Shock Treatment ... blood pressure: e.g
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... 300 = NSVT EKG ... may not occur Differential ... more intensive treatment ... #cardiology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... further guide management ... and an initial ECG ... should be guided by clinical ... The treatment strategy
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Build clinical suspicion ... Pericarditis, Tamponade EKG ... Low voltage Treatment ... Myocarditis #diagnosis #management ... #cardiology #summary