14 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
atrioventricular; LAD ... bundle branch block ... bundle branch block ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Anterior Fascicular Block ... axis deviation (LAD ... Anterior #Fascicular #Block ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Criteria - Suspect STEMI ... > 1 mm in any lead ... #electrocardiogram ... #ecg #cardiology
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
Tachycardia This ECG ... bundle branch block ... QRS complex in lead ... VentricularTachycardia #Clinical #Cardiology ... #ECG #EKG #Electrocardiogram
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Modified Sgarbossa ... of conventional STEMI ... complex 10 in lead ... #EKG #Electrocardiogram ... #Clinical #Cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV block ... Trifascicular block ... 1st degree heart block ... #diagnosis #cardiology ... #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... of conduction block ... waves • Pseudo-STEMI ... #ECG #electrocardiogram ... #cardiology #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... Brady Management ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... - Proximal AV block ... QRS - Distal AV block ... #cardiology #differential
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ve in I, II - LAD ... ) - HiPR: AV block ... #electrocardiogram ... #cardiology #interpretation