12 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
main coronary artery ... Subepicardial atrial ... diagnosis includes ... #electrocardiogram ... cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... (3) Multifocal atrial ... bradyarrhythmia #ECG #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
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... Diagnosis 1. ... Small secundum ASD ... #Diagnosis #cardiology ... echocardiogram #s4c
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... non-culprit vessels • Atrial ... #Embolism #diagnosis ... #differential # ... scoring #criteria #cardiology
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
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... • Epicardial artery ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
at (or 40-60 ms after ... ST elevation in aVR ... Equivalents #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
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
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Hyperthyroidism • Anemia Psychiatric ... : SVT-AVNRT or AVRT ... #Palpitations #Cardiology ... #Differential #