13 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
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Unexplained sinus tachycardia ... summation gallop • Abnormal ... ECG, echocardiogram ... #Diagnosis #Management ... #Cardiology
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
Normal exercise ... changes on tele/ECG ... tests in cath lab Treatment ... #cardiology #diagnosis ... #management
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Myocarditis ... Pericarditis, Tamponade EKG ... Low voltage Treatment ... #diagnosis #management ... #cardiology #summary
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
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
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... 300 = NSVT EKG ... (≥ 0.12s) with abnormal ... more intensive treatment ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Pericarditis/Myocarditis ... block; and sinus tachycardia ... Prinzmetal's Angina ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
cardiomyopathy (e.g ... hemodynamics (e.g ... LVEF recovery (e.g ... teratogenic GDMT meds (e.g ... #cardiology #treatment
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Diagnosis and Management ... edema 3. <1% Myocarditis ... PCR + 20-90%, normal ... ECG) → 70-80% ... Trypanosomiasis #Diagnosis #Management