25 results
LAD
IWMI
LAHB
RAD
[PHB
RVH
Lateral wall infarct
Lead reversal
Dextrocardia
Wide ORS
RBBB - terminal delay
[BBB
IVED
WPW = delta wave
Hyperkalemia
Type l antiarrhythmic drugs
Pacemaker
ST elevation
Early repolarization
LAD IWMI LAHB ... drugs Pacemaker ST ... Elevation AcutE STEMI ... Nonconducted APC #LAD ... #LBBB #IVED #WPW
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... Elevations - ACUTE STEMI ... EMBOLISM - LBBB ... ) - BRUGADA SIGN
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... have no pain - LAD ... avR - proximal LAD ... in V1, unless LBBB ... Ischemia #ECG #EKG #diagnosis
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
with 100% Acute LAD ... Remember that RBBB ... normally has ST ... STEMI Criteria misses ... @EM_RESUS #LAD
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Sgarbossa Criteria - Diagnostic ... Checklist for diagnosing ... Discordance" = ST ... Criteria - Suspect STEMI ... > 1 mm in any lead
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
- Concordant ST-segment ... points - Concordant ST-segment ... points - Discordant ST-segment ... = 2 points #Diagnosis ... Sgarbossa #Criteria #LBBB
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
ECG Pattern STEMI ... anterior descending (LAD ... 1) Upsloping ST ... (>= 1 mm) 2) ST ... Electrocardiogram #Diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... • Conventional STEMI ... V2 • Wellens sign ... pain • Wellens sign ... Equivalents #ECG #EKG #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... STE: "Pardee's sign ... morphology similar to LBBB ... #STEMI #Segment
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
Sgarbossa Criteria for diagnosing ... STEMI in the presence ... of a LBBB If there ... ≥ 1mm (in any lead ... STE > 0.25 S #Diagnosis