33 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 ... #Interpretation ... #Basics #EKG #Electrocardiogram ... #Cardiology #Diagnosis
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
• The QRS is ... Second #Degree #AVBlock ... MobitzII #Type2 #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
(RBBB) - EKG Diagnosis ... • QRS > 0.12 seconds ... #RBBB #EKG #Diagnosis ... #ECG #electrocardiogram ... #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
1/3 height of QRS ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI ... #Equivalents #Interpretation
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ) - HiPR: AV block ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... P waves and QRS ... SecondDegree #HeartBlock #Diagnosis ... #Cardiology #EKG ... #ECG #Electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia • QRS ... of conduction block ... waves • Pseudo-STEMI ... #ECG #electrocardiogram ... #cardiology #diagnosis
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
are normal • QRS ... bundle branch block ... SecondDegree #HeartBlock #Diagnosis ... #Cardiology #EKG ... #ECG #Electrocardiogram
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
bundle branch block ... morphology of the QRS ... establish the diagnosis ... VentricularTachycardia #Clinical #Cardiology ... #ECG #EKG #Electrocardiogram
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Anterior Fascicular Block ... 90 degrees) • QRS ... Anterior #Fascicular #Block ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram