31 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 ... Pacemaker ST elevation ... pericarditis Elevation ... AcutE STEMI Variant ... #LBBB #IVED #WPW
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... have no pain - LAD ... avR - proximal LAD ... in V1, unless LBBB ... electrocardiogram #cardiology #STEMI
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
for ST Segment Elevations ... - ACUTE STEMI ... EMBOLISM - LBBB ... #STSegment #STElevation ... #STEMI #Differential
ST Elevation Myocardial Infarction (STEMI)

Criteria:
• New ST-segment elevation at the J point in 2 contiguous leads
ST Elevation Myocardial ... Infarction (STEMI ... leads other than V2 ... • In leads V2- ... Myocardial #Infarction #STEMI
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 ... So ANY ST Elevation ... STEMI Criteria misses ... @EM_RESUS #LAD
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
Diagnosis • Lead ... V1 - LBBB Criteria ... • Lead V1 - RBBB ... aVR - Vereckie Algorithm ... #Algorithm #
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
ve in I, II - LAD ... Ml, WPW, LVH, LBBB ... , LAFB - RAD: ... (V1/V2 rsr', lat ... leads slurred S), LBBB
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
Concordant ST-segment elevation ... ≥ 1 mm in any lead ... Discordant ST-segment elevation ... ≥ 5 mm in any lead ... Sgarbossa #Criteria #LBBB
Sgarbossa Criteria A - Concordant ST segment elevation of >1m, in any lead | Sgarbossa Criteria
Concordant ST segment elevation ... of >1m, in any lead ... 1mm in leads V1, V2 ... Disconcordant ST segment elevation ... of >5mm, in any lead
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... rSR' in V1 and V2 ... ventricle pacing lead ... morphology similar to LBBB ... #ST #STEMI #Segment