11 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... from SVT with aberrancy ... #Cardiology #EKG ... #ECG #Lead #AVR ... #Utility #ALiEM
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... injury from pericardial ... , atrial tachycardia ... #AVR #leadAVR #ecg ... #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
) ≥ 3 different ... "PSVT" (atrioventricular ... retrograde) - AVNRT, AVRT ... #differential #diagnosis ... #causes #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... QRS complexes at different ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... ) - 3 different ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Drive: • Sinus Tachycardia ... in relation to ECG ... Changes • STE in aVR ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... exam • 12-lead ECG ... or AVRT • Standing ... #Palpitations #Cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
tachycardia ECG ... of at least 3 different ... #rhythm #tachycardia ... #cardiology #diagnosis ... #clinical #comparison
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... of at least 3 different ... #cardiology #ekg ... #ecg #electrocardiogram ... #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... depression in aVR ... block; and sinus tachycardia ... #differential #diagnosis ... #cardiology #ecg