34 results
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Left Main Coronary ... - aVR ST segment ... elevation > 1 mm - aVR ... #LeftMain #Coronary ... Occlusion #Artery #ECG
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ECG ... two days after coronary ... depression in aVR ... depression in I, II and aVL ... knuckle’ sign) in aVR
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... indicative of left main coronary ... ). or 3-vessel coronary ... QTc interval, RAD ... #AVR #leadAVR #ecg
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Lead aVR can provide ... TCA-like overdose - AVRT ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Fascicular Block on EKG ... axis deviation (LAD ... in leads I and aVL ... leads II, Ill, aVF ... #ECG #Electrocardiogram
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
attributed to coronary ... of epicardial coronary ... hyper-reactivity of coronary ... changes on tele/ECG ... • Can perform
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Acute Coronary Syndrome ... , Unstable Angina ... infarct to the subendocardial ... is reflected by ECG ... Text: The Only EKG
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
or echo/angiogram ... leads with STE in avR ... inversion - STE avR ... wave inversion in avL ... #Ischemia #ECG
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Winter T Wave ECG ... anterior descending (LAD ... ST elevation in aVR ... DeWinter #TWaves #ECG ... #EKG #Electrocardiogram
Myocardial infarction localization. A 12 lead EKG creates a 360 degree view of the electrical activity
perspective: II, III & aVL ... inferior leads), I & aVL ... see aVR has no ... contiguous lead (aVR ... contiguous I, aVL