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

1) Upsloping
Winter T Wave ECG ... Pattern STEMI ... anterior descending (LAD ... DeWinter #TWaves #ECG ... #EKG #Electrocardiogram
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Lead aVR can provide ... #Diagnosis #Cardiology ... #EKG #ECG #Lead ... #AVR #Utility #ALiEM
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Here’s an ECG of ... with 100% Acute LAD ... STEMI Criteria misses ... @EM_RESUS #LAD ... Occlusion #Total #ECG
Right sided ECG leads (V1R-V6R) are positioned in a mirror image fashion to the standard 12-lead
Right sided ECG ... the standard 12-lead ... (RV) infarcts #EM ... #EKG #Lead #Placement ... #ALiEM
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... have no pain - LAD ... avR - proximal LAD ... #Ischemia #ECG ... #EKG #diagnosis
Posterior ECG leads (V7-V9) are applied by moving V4-V6 to under the left scapula.Purpose: To detect
Posterior ECG leads ... lateral wall AMI #EM ... #Cardiology #Posterior ... #EKG #Lead #Placement ... #ALiEM
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
- Suspect STEMI ... > 1 mm in any lead ... wave > 25% in any lead ... Diagnosis #Checklist #EKG ... electrocardiogram #ecg
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Sgarbossa Positive ECG ... of conventional STEMI ... complex 10 in lead ... #Modified #EKG ... Electrocardiogram #Clinical #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... V2 • Wellens sign ... pain • Wellens sign ... #ECG #EKG #diagnosis ... #differential #cardiology
There is inferior ST elevation with reciprocal ST depression in aVL and  in lead I,
in aVL and in lead ... suggestive of STEMI ... suggestive of STEMI ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior