Casandra
Casandra Test Code QD21884Version 1 (DRAFT)
Performing Lab
FIB‑4 Index Panel with Reflex to Enhanced Liver Fibrosis (ELF) Score
Also known as: Calculation, FIB4, NASH, NAFLD, Nonalcoholic
Clinical Use
Order TestUse
This reflex provides a cost‑effective, medically justified, and guideline‑supported approach to evaluating a patient at risk of NAFLD (now MASLD) with liver fibrosis. If the FIB‑4 index is ≥ 1.30, then the Enhanced Liver Fibrosis (ELF) Score will be performed as a reflex.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Automated Analyzer (Clinical Chemistry)
Biomarkers
2 components
FIB‑4 Index (calculated) • Clinical ChemistryEnhanced Liver Fibrosis (ELF) Score (reflex) • Clinical Chemistry
Result Turnaround Time
Not provided.
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL (0.5 mL minimum)
Minimum Volume
Not provided
Container
serum separator tube
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 72 hours |
| Refrigerated | 5 days |
| Frozen | Unacceptable |