18 results
ECG Interpretation Basics Quick Reference
- Rhythm and Rate
- QRS / Blocks
- Intervals
- Axis
- Chambers
- ST/T/Q (Ischemia)

By
ECG Interpretation ... Rhythm and Rate - QRS ... @sargsyanz #ECG ... #Basics #EKG #Electrocardiogram ... #Cardiology #Diagnosis
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
Wolff-Parkinson-White (WPW ... A-fib: different QRS ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ) - HiPR: AV block ... #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
Wolff-Parkinson-White Syndrome WPW ... interval on EKG ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib + WPW ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #cardiology #differential
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
on EKG • Left ... 90 degrees) • QRS ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram ... #labeled #clinical
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
Tachycardia This ECG ... bundle branch block ... -LearnTheHeart ECG ... #Cardiology #ECG ... #EKG #Electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... + negative T WPW ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
QRS often wide. ... HeartBlocks #Types #Classification ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia • QRS ... of conduction block ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical