9 results
Right Bundle Branch Block Criteria #Diagnosis #Cardiology #MedStudent #EKG #RBBB #Criteria #RSR #ECGEducator
Right Bundle Branch ... #Diagnosis #Cardiology ... #MedStudent #EKG ... #RBBB #Criteria ... #RSR #ECGEducator
Left Bundle Branch Block Criteria #Diagnosis #Cardiology #MedStudent #EKG #LBBB #Criteria #ECGEducator
Left Bundle Branch ... Block Criteria ... #Diagnosis #Cardiology ... #MedStudent #EKG ... #LBBB #Criteria
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
EKG Diagnosis EKG ... Criteria: • QRS ... in I and V6 • RSR ... #EKG #Diagnosis ... #ECG #electrocardiogram
Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
ischemia in the ... branch block (LBBB ... #Diagnosis #Cardiology ... #ECG #EKG #Sgarbossas ... Discordance #Normal #LBBB
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... in V1, unless LBBB ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... Syndrome: - rSR ... morphology similar to LBBB ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Early embolic/ischemic ... Marantic (NTBE) Differential ... -> TEE • Duke Criteria ... • ↑ ESR, CRP ... • EKG: Conduction
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Early embolic/ischemic ... → TEE • Duke Criteria ... • ↑ ESR, CRP ... #Diagnosis #cardiology