12 results
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
AFib In pre-excitation ... + a-fib with RVR ... #Fibrillation #AFib ... #clinical #ecg ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... + WPW - DANGER ... (4) Vfib/flutter ... Irregular (1) A fib ... #EKG #diagnosis
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
: wide complex because ... pathway first - A-fib ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Atrial Flutter ... If can't see Afib ... • AFib. ... • AFib + BBB. ... • AFib + Pre-excitation
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Tachycardia • Aflutter ... AVNRT • AVRT ... WPW) - Narrow ... interval) • AFib ... tachyarrhythmias #Cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia: • AFib ... • HyperK vs AF+WPW ... vs PMVT vs AFib ... unless certain of AFib ... known QRS • AFib
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... tachycardia (SVT) in wide ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... Delta wave) 2 Wide ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Waves/Fibrillary = afib ... > 40 ms (1 mm) wide ... #Electrocardiogram ... #cardiology #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
., A-Fib also a ... result of atrial ... Changes • STE in aVR ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram