21 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... of narrow complex ... Hussainch #Cannon #Awaves
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
- Differential ... intracranial bleeds) and ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... AFIutter) • P-waves ... Bedside eval of rate and ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- Regular ( ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Narrow & regular ... association between P and ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... group-beating" on the ECG ... intervals are regular ... #ekg #ecg #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Diagnosis Framework ... STE: "Pardee's sign ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram