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Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
Sgarbossa’s ECG ... block (LBBB) The Sgarbossa ... #Diagnosis #Cardiology ... #Criteria #Discordant ... #Discordance #Normal
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
are the original Sgarbossa ... V3 = 3 points - Discordant ... #Diagnosis #Cardiology ... #Original #Sgarbossa ... Criteria #LBBB #RebelEM
Sgarbossa Criteria A - Concordant ST segment elevation of >1m, in any lead | Sgarbossa Criteria
Sgarbossa Criteria ... in any lead | Sgarbossa ... lead #Diagnosis #Cardiology ... #Sgarbossa #Criteria ... #Discordance #Concordance
How should the modified Sgarbossa Criteria be used in initial evaluation of patients with suspected AMI
should the modified Sgarbossa ... (Validated) - Sgarbossa ... Validated) #Diagnosis #Cardiology ... Evaluation #Algorithm #RebelEM
What is the new modified Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead
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the new modified Sgarbossa ... lead V1 – V3 - Discordant ... 0.25 #Diagnosis #Cardiology ... STSRatio #LBBB #RebelEM
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... see "Appropriate Discordance ... Implement Modified Sgarbossa ... SarahFoohey #Sgarbossa ... electrocardiogram #ecg #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
depression • Sgarbossa ... aVL, V4 to V6 • Sgarbossa ... • Sgarbossa criterion ... preceding S-wave with discordant ... #differential #cardiology
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
Modified Sgarbossa ... the QRS) or a discordant ... Specific for MI C: Discordant ... S #Diagnosis #Cardiology ... #Sgarbossa #Modified
Univentricular heart, Left Ventricular type l-loop

Ventriculoarterial connections are discordant 
Common atrioventricular valve 
Pulmonary artery banding
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connections are discordant ... Echocardiogram #A4c ... #Cardiology