52 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Tachycardia (MAT ... • Oxygen • Treatment ... #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 ... Tachycardia (MAT ... #differential # ... diagnosis #causes ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Tachycardia (FAT ... Tachycardia (MAT ... #Diagnosis #Causes ... #cardiology
Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Differential Diagnosis ... Atrial Tachycardia ... (MAT) - EB Medicine ... Diagnosis #causes ... #svt #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Treat underlying cause ... flutter or MAT ... Treat underlying cause ... #cardiology #algorithm
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... cardio-pulmonary symptoms ... Drive: • Sinus Tachycardia ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (MAT ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... diagnosis includes ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Digoxin toxicity Symptoms ... Diagnosis: • PAC ... more intensive treatment ... #differential # ... cardiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... Cells - usually at ... pattern of spread, B symptoms ... Responsive to Treatment ... #differential #