14 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
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... SVT - Wide Tachycardias ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology ... #diagnosis #electrocardiogram
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - Management ... : HR > 180bpm ECG ... Signs of shock or ... supraventricular #tachycardia ... peds #Pediatric #treatment
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Unexplained sinus tachycardia ... gallop • Abnormal ECG ... , echocardiogram ... cardiac death Management ... #Cardiology
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
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... Brady Management ... summary #Diagnosis #EKG ... #electrocardiogram ... #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
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... shock state) • Tachycardia ... Full Set of Vital Signs ... telemetry, 12-Lead EKG ... #criticalcare #treatment
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... block; and sinus tachycardia ... (Eiffel Tower sign ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
Symptoms and Signs ... sweating, and tachycardia ... common symptoms and signs ... (hypertension, tachycardia ... diagnostic procedures (eg