9 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... , Aortic dissection ... Equivalents / Don't Miss Signs ... #EKG #diagnosis
TypeA Aortic Dissection on POCUS Echocardiogram

80yo F presents with CP&SOB after syncope. BP 91/62, HR81, O2sat
TypeA Aortic Dissection ... EKG: afib, twi I ... rwp with 1-2mm ste ... for this Type A Dissection ... #Dissection #Aorta
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... state that ST elevation ... sign of left main ... IM #Cardiology #EKG ... #STElevations #STE
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... : "Pardee's sign ... Post-cardioversion • Acute aortic ... dissection • ... #ekg #electrocardiogram
Double Valve Sign - Type A Aortic Dissection on POCUS Echocardiogram

STEMI on EKG: check the echo!
Double Valve Sign ... - Type A Aortic ... Dissection on POCUS ... Echocardiogram STEMI ... on EKG: check the
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
waves in opposite direction ... Criteria - Suspect STEMI ... a) Concordant STE ... V1-V3 c) STE ... Diagnosis #Checklist #EKG
Coronary Ostium Obstruction by Aortic Intimal Flap on Echocardiogram
Aortic intimal flap may alternately obstruct right and
Obstruction by Aortic ... Echocardiogram Aortic ... to transient ST elevations ... in different ECG ... Intimal #Flap #dissection
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
for diagnosing STEMI ... segments in the same direction ... discordant ST elevation ... A: Concordant STE ... C: Discordant STE