8 results
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Criteria - Diagnostic ... Discordance" = ST ... Criteria - Suspect STEMI ... #Checklist #EKG
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI - Elevation ... depression • Sgarbossa ... • Sgarbossa criterion ... #EKG #diagnosis ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... morphology similar to LBBB ... blocking drugs #STElevation ... #ST #STEMI #Segment ... #Elevation #differential
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 ... elevation of greater
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... EMBOLISM - LBBB ... #STSegment #STElevation ... #STEMI #Differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... 0.5mm downgoing ST ... in V1, unless LBBB ... #EKG #diagnosis ... Interpretation #differential
Owing to the morbidity and need for urgent treatment, STEMI is the default diagnosis is patients
urgent treatment, STEMI ... patients with ST ... features of the EKG ... #EKG #ECG #STElevation ... #STSegment #Differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
imitator" • ↓ K - ST ... long QT via long ST ... Brugada 1 - Coved STE ... #diagnosis #cardiology ... electrocardiogram #differential