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

The Sgarbossa
Sgarbossa’s ECG ... for detecting ischemia ... branch block (LBBB ... #Diagnosis #Cardiology ... #ECG #EKG #Sgarbossas
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Criteria - Diagnostic ... Checklist for diagnosing ... Criteria - Suspect STEMI ... #Checklist #EKG
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Miss Signs of Ischemia ... in V1, unless LBBB ... Wong @mchlwng #Ischemia ... #ECG #EKG #diagnosis
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
Modified Sgarbossa ... Criteria for diagnosing ... STEMI in the presence ... of a LBBB If there ... > 0.25 S #Diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
depression • Sgarbossa ... aVL, V4 to V6 • Sgarbossa ... • Sgarbossa criterion ... deviation) • Acute ischemia ... #EKG #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... Incomplete or Complete RBBB ... leads) RV Ischemia ... ST-T Changes • STE ... Embolism #AcutePE #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... morphology similar to LBBB ... STElevation #ST #STEMI ... #ekg #electrocardiogram