10 results
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
In sinus rhythm ... • The QRS is ... ThirdDegree #3rd #AVBlock ... #Complete #cardiology ... ecg #diagnosis #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
= 3s; #QRS in 6s ... II (3) 60-100 bpm ... ) - HiPR: AV block ... EKG #diagnosis #electrocardiogram ... #cardiology #interpretation
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
LBBB or Pacemaker ... Identify LBBB or Pacemaker ... from native + PM ... Checklist #EKG #electrocardiogram ... #ecg #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Treatment: Pacemaker ... • Block in AV ... • Treatment: Pacemaker ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
wave is normal in ... by a junctional pacemaker ... an infra-Hisian pacemaker ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... encompassing a QRS ... presence of AV block ... Sinus #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
bundle branch block ... pattern going quite ... rate about 150 BPM ... VentricularTachycardia #Clinical #Cardiology ... #ECG #EKG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
different P waves in ... DANGER Narrow QRS ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... encompassing a QRS ... presence of AV block ... Sinus #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Pardee's sign" + PPD ... downsloping - Coving ... Bundle Branch Block ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram