12 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... EMBOLISM - LBBB ... #Differential # ... Diagnosis #Cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Discordance" = ST ... Criteria - Suspect STEMI ... #Checklist #EKG ... #cardiology #lbbb
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... Diagnosis Framework ... morphology similar to LBBB ... #STEMI #Segment ... #diagnosis #cardiology
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... normally has ST ... segment should ... STEMI Criteria misses ... #Clinical #Cardiology
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
Modified Sgarbossa ... STEMI in the presence ... of a LBBB If there ... changes (ST segments ... #Cardiology #Sgarbossa
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
of ST segment at ... transitioning in a convex ST-segment ... indistinguishable from ST-segment ... #EKG #diagnosis ... #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 ... : #Diagnosis #Cardiology ... #STSegment #Differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
0.5mm downgoing ST ... in V1, unless LBBB ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
believe that the ST ... segment is the ... only ECG finding ... Algorithm #cardiology ... myocardial #infarction #diagnosis
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