8 results
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... • Conventional STEMI ... aVR • Posterior STEMI ... deviation) • Acute ischemia ... differential #cardiology #electrocardiogram
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
ECG Pattern STEMI ... ) Upsloping ST elevation ... 1 mm) 2) ST depressions ... TWaves #ECG #EKG #Electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Miss Signs of Ischemia ... disease - ST depression ... - R/S >1 or ST depression ... EKG #diagnosis #electrocardiogram
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
normally has ST Depression ... So ANY ST Elevation ... have ’relative elevation ... STEMI Criteria misses ... Total #ECG #EKG #Electrocardiogram
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
before or after STEMI ... - look for ST elevation ... segment - ST depression ... TWaves #EKG #ECG #Electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... Opposing leads ST depression ... blocking drugs #STElevation ... #ST #STEMI #Segment ... cardiology #ecg #ekg #electrocardiogram
LAD
IWMI
LAHB
RAD
[PHB
RVH
Lateral wall infarct
Lead reversal
Dextrocardia
Wide ORS
RBBB - terminal delay
[BBB
IVED
WPW = delta wave
Hyperkalemia
Type l antiarrhythmic drugs
Pacemaker
ST elevation
Early repolarization
AcutE STEMI Variant ... Brugada syndrome ST depression ... Ischemia Dig ... Type1AntiarrhythmicDrugs #Pacemaker #STelevation ... #Ischemia #DigEffect
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
Upsloping ST segment depression ... Absence of ST elevation ... - ST segment elevation ... aVR - “Normal” STEMI ... EKG #Clinical #Electrocardiogram