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

The Sgarbossa
Sgarbossas #Criteria #Discordant ... #Discordance #Normal
Sgarbossa Criteria A - Concordant ST segment elevation of >1m, in any lead | Sgarbossa Criteria
Sgarbossa #Criteria #Discordance
Discordant size- ...Discordance between siblings may indicate placental inequalities, twin-twin transfusion syndrome, or other problems. These
Discordant size- ... ...Discordance ... clinical #peds #discordant
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
pCO2) move in the discordant
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
V3 = 3 points - Discordant
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
X-Descent • Discordant
Causes of Falsely Low Oxygen Saturation - Discordant SpO2 & PaO2 
 • Motion
 • Low
Oxygen Saturation - Discordant ... Oxygen #Saturation #Discordant
Paced Rhythm ECG - Sgarbossa Positve

ECG A is the patient’s baseline ECG.  ECG B shows
shows significant discordance
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
findings may be discordant
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
see "Appropriate Discordance