12 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... - PULMONARY EMBOLISM ... - LBBB (PACEMAKER ... #Cardiology #Emergency
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 ... electrocardiogram #cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Checklist for diagnosing ... Discordance" = ST ... Criteria - Suspect STEMI ... #Checklist #EKG ... #cardiology #lbbb
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... normally has ST ... an isolectric ST ... STEMI Criteria misses ... #Clinical #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Framework STEMI ... morphology similar to LBBB ... complex Pulmonary Embolism ... #cardiology #ecg ... #ekg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... Incomplete or Complete RBBB ... • Non-specific ST-T ... Changes • STE ... #diagnosis #cardiology
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 ... > 0.25 S #Diagnosis ... #Cardiology #Sgarbossa
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 ... #EKG #Checklist ... #diagnosis #cardiology
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... : “Nonspecific ST ... STE in II, III, ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... atrial rhythm with ST ... Embolus through ... #EKG #clinical ... #cardiology #electrocardiogram