10 results
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Fibrillation and WPW ... #Fibrillation #AFib ... #WPW #PreExcitation ... #clinical #ecg ... #ekg #electrocardiogram
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... pathway first - A-fib ... #Cardiology #ECG ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... #AVR #leadAVR #ecg ... #electrocardiogram ... #differential # ... cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
+ WPW - DANGER ... (2) Sick Sinus Syndrome ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV ... + negative T WPW ... #ECG #EKG #Checklist ... #electrocardiogram ... #differential
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... • Sick Sinus Syndrome ... WPW) - Narrow ... interval) • AFib ... #Differential #
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... all leads except aVR ... WolffParkinson-White syndrome ... Interpretation #ECG ... #Electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... point • De Winter syndrome ... ST elevation in aVR ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... depression in aVR ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... : SVT-AVNRT or AVRT ... /Afib/WPW) • Loss ... #Differential #