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Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Type 1 Second-degree ... interval on the electrocardiogram ... by a blocked P wave ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Type 1 Second-degree ... interval on the electrocardiogram ... by a blocked P wave ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Diagnosis Summary ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #electrocardiogram ... classification #summary
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... beyond AV node) ... #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... Bundle Branch Block ... (Eiffel Tower sign ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram