17 results
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Left Main Coronary ... on ECG - aVR ... #ECG #EKG #Diagnosis ... #Electrocardiogram ... #Cardiology #Criteria
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... main coronary artery ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
Anterior OMI - 2% of left ... come before or after ... ST elevation in aVR ... #ECG #Electrocardiogram ... #diagnosis #cardiology
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... : electrocardiogram ... atrium, PASP: pulmonary ... artery systolic ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... block 1º - long ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... is gradual • After ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
PR shorted after ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
boxes) - HiPR: AV ... : WPW, ectopic atrial ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... is gradual • After ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... depression in aVR ... • Epicardial artery ... #cardiology #ecg ... #ekg #electrocardiogram