56 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... #Tachycardia #MAT ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Tachycardia (MAT ... Atrial flutter ... #causes #cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... #Multifocal #Atrial ... #Tachycardia #diagnosis ... #cardiology #EKG
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Atrial Contractions ... (PACs), Atrial ... Tachycardia (FAT ... Tachycardia (MAT ... #Causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
convert - Possible atrial ... flutter, ectopic atrial ... Rhythm: • Probable atrial ... #Treatment #management ... #cardiology #algorithm
Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Differential Diagnosis ... Unifocal Atrial ... Atrial Tachycardia ... (MAT) - EB Medicine ... #causes #svt #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... • Atrial flutter ... • Atrial tachycardia ... Atrial flutter ... #Algorithm #Causes
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
, AVNRT, AVRT, Atrial ... Flutter, Ectopic Atrial ... Irregular SVT: Atrial ... Fibrillation, MAT ... #Management #cardiology
d-Transposition of the Great Arteries
 • Anatomy
 • Epidemiology
 • Associated Lesions
 • Pathophysiology/Presentation
 • Classic
Chest Xray – “Egg ... Previous attempts at ... • Timing for arterial ... switch • Arterial ... #diagnosis #management
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Drive: • Sinus Tachycardia ... common finding) • Atrial ... also a result of atrial ... Embolism #AcutePE #diagnosis