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- Liver Function Panel (LFP)
Test Includes
Alanine aminotransferase (ALT/SGPT); albumin, serum; alkaline phosphatase, serum; aspartate aminotransferase (AST/SGOT); bilirubin, direct; bilirubin, total; protein, total, serum
Expected Turnaround Time
Within 1 day
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Documents
For more information, please view the literature below.
AMA-Recognized Organ and Disease Panels
Clinical Practice Algorithms for Evaluation of Liver Function Chemistry Tests - Technical Review
Specimen Requirements
Specimen
Serum (preferred) or plasma
Volume
1 mL
Minimum Volume
0.5 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube, gel-barrier tube, or green-top (heparin) tube
Collection
Separate serum or plasma from cells within 45 minutes of collection.
Storage Instructions
Maintain specimen at room temperature.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 2 days |
Refrigerated | 3 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x2 |
Test Details
Methodology
See individual tests.
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001073 | Protein, Total | g/dL | 2885-2 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001081 | Albumin | g/dL | 1751-7 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001099 | Bilirubin, Total | mg/dL | 1975-2 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001222 | Bilirubin, Direct | mg/dL | 1968-7 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001107 | Alkaline Phosphatase | IU/L | 6768-6 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001123 | AST (SGOT) | IU/L | 1920-8 |
| 322755 | Hepatic Function Panel (7) | 24325-3 | 001545 | ALT (SGPT) | IU/L | 1742-6 |
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