9 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... 0.5mm downgoing ST ... in V1, unless LBBB ... #EKG #diagnosis
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Discordance" = ST ... Criteria - Suspect STEMI ... a) Concordant STE ... V1-V3 c) STE ... Diagnosis #Checklist #EKG
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 ... #EKG #Electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... morphology similar to LBBB ... #STEMI #Segment ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
ECGofTheDay - What is the most likely diagnosis? What is this finding called? 

...

The combination of
combination of ST ... occur with subtle STE ... be considered a STEMI ... Clinical #Cardiology #EKG ... STWaves #Occlusion #RocketShaped
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... Incomplete or Complete RBBB ... • Non-specific ST-T ... Changes • STE
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 ... (<360ms) PE: RBBB ... #EKG #Checklist
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
for diagnosing STEMI ... presence of a LBBB ... is concordant ST ... A: Concordant STE ... Modified #Criteria #LBBB
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