15 results
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Discordance" = ST ... - Suspect STEMI ... electrocardiogram #ecg ... #cardiology #lbbb
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 ... STEMI Criteria misses ... @EM_RESUS #LAD ... #Clinical #Cardiology
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... - Lead V1 - Telemetry ... Diagnosis WCT is VT ... V1 #diagnosis #cardiology ... #ekg #ecg #telemetry
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... anterior descending (LAD ... DeWinter #TWaves #ECG ... #Diagnosis #Cardiology ... #Criteria
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
Tachycardia Criteria ... - Lead V1 - Telemetry ... Diagnosis WCT is VT ... V1 #diagnosis #cardiology ... #ekg #ecg #telemetry
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
or LBBB morphology ... 100 ms in any V lead ... Morphology criteria ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
have no pain - LAD ... avR - proximal LAD ... in V1, unless LBBB ... #Ischemia #ECG ... electrocardiogram #cardiology
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
ASAP: STEMI NSTEMI ... low (1-2) risk, +ECG ... /UA: stable, TIMI ... #Indications #Cardiac ... catheterization #cardiology
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
Modified Sgarbossa ... STEMI in the presence ... ≥ 1mm (in any lead ... S #Diagnosis #Cardiology ... #Criteria #LBBB
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
of conventional STEMI ... complex 10 in lead ... V6 has ST elevation ... #Modified #EKG ... Electrocardiogram #Clinical #Cardiology