10 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... for ST Segment ... Elevations - ACUTE ... EMBOLISM - LBBB ... #STElevation #STEMI
ST segment elevation in acute myocardial ischemia

ST segment elevations with straight (horizontal, upsloping or downsloping) or
ST segment elevation ... in acute myocardial ... #Diagnosis #Cardiology ... #ECG #EKG #STEMI ... #STElevation #Ischemic
Causes of ST Segment Elevation - Differential Diagnosis Framework

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

Remember that RBBB normally has ST
patient with 100% Acute ... So ANY ST Elevation ... isolectric ST segment ... have ’relative elevation ... STEMI Criteria misses
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
before or after STEMI ... - look for ST elevation ... - Upsloping ST segment ... Team @FOAMfrat #DeWinter ... Electrocardiogram #diagnosis
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
Diagnostic Criteria ... - Upsloping ST segment ... Absence of ST elevation ... elevation (0.5mm ... aVR - “Normal” STEMI
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
or incomplete RBBB ... Non-specific ST segment ... , including ST elevation ... Pulmonary #Embolism #AcutePE ... #Diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI - Elevation ... with 1-2 mm ST elevation ... modified) - ST elevation ... deviation) • Acute ... #EKG #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... women • DDx: Acute ... bigger than QRS - deWinter ... in V1, unless LBBB ... #EKG #diagnosis
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
STEMI in the presence ... of a LBBB If there ... ST changes (ST segments ... discordant ST elevation ... > 0.25 S #Diagnosis