13 results
Myocardial infarction localization. A 12 lead EKG creates a 360 degree view of the electrical activity
A 12 lead EKG creates ... no contiguous lead ... #EKG #diagram #Electrocardiogram ... #STEMI #Localization ... EmergencyMedicine #Cardiology
Right sided ECG leads (V1R-V6R) are positioned in a mirror image fashion to the standard 12-lead
leads (V1R-V6R) ... the standard 12-lead ... (RV) infarcts #EM ... #EKG #Lead #Placement ... #ALiEM
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... Equivalent - Left anterior ... descending (LAD ... in precordial leads ... #Diagnosis #Cardiology
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
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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
height of QRS in 2 leads ... any 2 contiguous leads ... have no pain - LAD ... avR - proximal LAD ... infarct, get a 15 lead
De Winter's T-waves in precordial leads and ST elevation in inferior leads.  There are already
in precordial leads ... leads. ... open proximal LAD ... wraparound distal LAD ... #Clinical #EM #Cardiology
Now there is additional ST elevation in lateral leads, also diagnostic of STEMI. #Clinical #EM #Cardiology
elevation in lateral leads ... diagnostic of STEMI ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Criteria - Suspect STEMI ... > 1 mm in any lead ... STD > 1 mm in leads ... wave > 25% in any lead ... #cardiology #lbbb
There is inferior ST elevation with reciprocal ST depression in aVL and  in lead I,
There is inferior ... in aVL and in lead ... suggestive of STEMI ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior