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HelpTest Code LAB559 Alpha-Fetoprotein (AFP), Tumor Marker
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Methodology
Cobas ECLIA electrochemiluminescence
General Information:
This test can be used as an aid in the management of patients with nonseminomatous testicular cancer. This assay is not designed for maternal screening.
Results from different manufacturers or methods may not be comparable. Serial testing should be performed using the same method.
Literature Reference:
Package insert: Alpha-Fetoprotein AFP. Roche Corporation 11/2020.Package insert: Alpha-Fetoprotein AFP. Roche Corporation 11/2020.
Specimen Requirements
Specimen Type: Plasma
Container/Tube: Mint Tube
Specimen Volume: Full tube
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT: not available
Routine: results available 2-4 hours of receipt
Test Classification and CPT Coding
82105
Reference Values
|
<1 month: |
None established. Fetal AFP concentrations may reach or exceed 100,000 ng/mL after birth depending on gestational age and birth weight. |
|
1-3 months: |
50.0-1000.0 ng/mL |
|
3-6 months: |
10.0-500.0 ng/mL |
|
6 mo-1 year: |
3.0-100.0 ng/mL |
|
≥ 1 year: |
0.0-8.3 ng/mL |
Additional Information
For BJH Laboratory Use Only
Alternate Tube Type:
Red Top (Serum)
Purple top (K2 & K3 EDTA)
Analyte Stability:
See Analyte Stability Chart in Special Instructions.
Laboratory Processing Instructions:
Test performed in BJH Core lab. Processed by automated line and delivered to Cobas 8000 for anaylsis. Aliquot sample stored refrigerated for 5 days.
Special Instructions
LOINC Code Information
| Name | LOINC Code |
| Alpha-1-Fetoprotein, Tumor Marker, Serum | 53962-7 |