11 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... - PULMONARY EMBOLISM ... - LBBB (PACEMAKER ... #STSegment #STElevation
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... morphology similar to LBBB ... complex Pulmonary Embolism ... blocking drugs #STElevation ... #ST #STEMI #Segment
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... So ANY ST Elevation ... STEMI Criteria misses ... #EKG #Electrocardiogram ... #Clinical #Cardiology
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
Embolism - Sinus ... or incomplete RBBB ... elevation and depression ... #EKG #Findings ... #Diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
0.5mm downgoing ST ... line; upsloping ST ... - R/S >1 or ST ... in V1, unless LBBB ... #EKG #diagnosis
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 ... #Checklist #EKG
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 ... elevation of greater ... > 0.25 S #Diagnosis
Now there is additional ST elevation in lateral leads, also diagnostic of STEMI. #Clinical #EM #Cardiology
is additional ST ... elevation in lateral ... leads, also diagnostic ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
Diagnostic Criteria ... elevation in the ... segment elevation ... aVR - “Normal” STEMI ... #EKG #Clinical