15 results
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Artery Occlusion on ECG ... Occlusion #Artery #ECG ... #EKG #Diagnosis ... #Electrocardiogram ... #Cardiology #Criteria
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Winter T Wave ECG ... in aVR (>= 1 mm ... DeWinter #TWaves #ECG ... #EKG #Electrocardiogram ... #Criteria
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... widened QRS and QTc ... #AVR #leadAVR #ecg ... #diagnosis #ekg
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... - Decreases AV ... Digoxin effect on ECG ... #EKG #Cardiology ... #Digitalis #ECG
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... interval J Wave Syndromes ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Sgarbossa Positive ECG ... Interestingly, the ECG ... lead V6 has ST elevation ... #Electrocardiogram ... #Clinical #Cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... assoc with 1K, AV ... #ECG #EKG #Checklist ... #diagnosis #cardiology ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Sick Sinus Syndrome ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential