14 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Differentiating ventricular ... • Vereckei criteria ... #AVR #leadAVR #ecg ... #differential #
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... tachycardia • Atria ... tachycardia (AVRT ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
WPW is caused by ... pathway between the atria ... Cardiology #MedStudent #EKG ... DeltaWave #ShortPR #Criteria ... #ECGEducator
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... • AV block ... Tachyarrhythmias • Ventricular ... Classification #Table ... #Causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... Don't rely on criteria ... abnormality • Beware AV ... #Diagnosis #Table
Polymorphic ventricular tachycardia (PVT) is a form of ventricular tachycardia in which there are multiple ventricular
Polymorphic ventricular ... The commonest cause ... MedStudent #Cardiology #EKG ... #AIVR #AccelaratedIdioVentricularRhythm ... #ECGEducator
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... 300 = NSVT EKG ... capture of the atria ... may not occur Differential ... PVC #diagnosis #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... depression in aVR ... depression in aVR ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... block - ventricular ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... lat decubitus - air ... Lung Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential