ALPHA-FETOPROTEIN (AFP), TUMOR MARKER

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
Serum: SST

Rejection Criteria
Hemolyzed, icteric or grossly lipemic samples

Methodology
Chemiluminescence

Stability
Room Temperature: Unacceptable; Refrigerated: 3 days; Frozen: 2 months

Reference Range
Adult:   <6.7 ng/mL  
The concentration of AFP in a given specimen determined with assay from different manufacturers can vary due to differences in assay methods and reagent specificity for patients that are being serially monitored for cancer.

Performed
Monday-Friday

Turnaround Time3 days
Test CodeAFPTM
CPT-4 Code (s)
82105
LOINC Codes
53962-7

Warde
Medical
Laboratory