17 results
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
ECG Pattern STEMI ... anterior descending (LAD ... ST elevation in aVR ... #DeWinter #TWaves ... #Diagnosis #Cardiology
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Coronary Syndrome (ACS ... #Diagnosis #Cardiology ... #ACS #Unstable ... #Angina #NSTEMI ... Text: The Only EKG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... anterior descending (LAD ... ST elevation in ACS ... includes ACS vs ... instead of ACS.
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
Concerning for proximal LAD ... -V4 • STE in lead ... aVR ± aVL #DeWinters ... #TWaves #EKG #ECG ... #diagnosis #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
leads with STE in avR ... have no pain - LAD ... inversion - STE avR ... inversion in avL ... #EKG #diagnosis
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 ... Fascicular #Block #diagnosis ... #cardiology #EKG
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
recognized by the P wave ... • inverted in aVR ... leads III and aVL ... leads V4-V6 (in 12-lead ... #diagnosis #ekg
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... troponin elevation Diagnosis ... changes on tele/ECG ... tests in cath lab ... #cardiology #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
, not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... Prinzmetal's Angina ... #cardiology #ecg
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... ST elevation in aVR ... of the leads l, aVL ... #EKG #diagnosis ... #differential #cardiology