11 results
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
followed by a QRS ... Second #Degree #AVBlock ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
) - HiPR: AV block ... Short QT <300-360 ms ... #Approach #ECG ... #EKG #diagnosis ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
1/3 height of QRS ... or bigger than QRS ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
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
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Checklist for diagnosing ... MI in LBBB or Pacemaker ... Criteria - Suspect STEMI ... #electrocardiogram ... #ecg #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... segment at (or 40-60 ms ... #Equivalents #ECG ... #EKG #diagnosis ... #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Diagnosis Summary ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Count number of QRS ... interval ≥ 120 ms ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS ... presence of AV block ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... STElevation #ST #STEMI ... #cardiology #ecg ... #ekg #electrocardiogram