1. Normal
2. LV Systolic Failure
- Visual Estimate
- Fractional Shortening
- Fractional Area Change
- EPSS
- MAPSE
- Simpson’s Biplane
- < 30% – Severe LV Systolic Failure
3. Pericardial Effusion
- Presence of pericardial effusion
- Systolic RA collapse (early sign)
- Diastolic RV collapse
- Plethoric IVC
Alerhand S, Carter JM. What echocardiographic findings suggest a pericardial effusion is causing tamponade? Am J Emerg Med. 2019 Feb;37(2):321-326.