2236 results
Causes of Falsely Low Oxygen Saturation - Discordant SpO2 & PaO2 
 • Motion
 • Low
Oxygen Saturation - Discordant ... Oxygen #Saturation #Discordant ... PaO2 #diagnosis #differential
Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
Sgarbossas #Criteria #Discordant ... #Discordance #Normal
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
preceding S-wave with discordant ... EKG #diagnosis #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... waves should be discordant ... Segment #Elevation #differential
Sgarbossa Criteria A - Concordant ST segment elevation of >1m, in any lead | Sgarbossa Criteria
Sgarbossa #Criteria #Discordance
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
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
Multiple masses The differential ... is difficult to differentiate ... Multiple #Massess #Differential
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
see "Appropriate Discordance