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Alpha-Fetoprotein Non Maternal (AFP Tumor Marker)

Tube Type

Test ID   LAB559
CPT Code(s)   82105
Group/Individual Test   Individual
Laboratory   Core Lab
Tube Station   30 
Specimen Routine: 4 mL blood/serum separator/gold top blood collection tube; see important Comments
  Micro: 600 ul blood pediatric serum microcollection device
Stability: Unspun:

4 hrs

Spun/Separated:  Room Temperature:  4 hours
Refrigerated:  5 days
  Frozen:  28 days
Availability Routine: 24 hrs/day
Turnaround Time   90 minutes STAT; 2 hrs Routine
Reference Range  
Adult: <8.0 ng/mL = normal
Infant: Varies with age (very elevated at birth but declines to adult normal by one year)

 Elevated AFP is associated with certain tumors. AFP levels are also used to monitor suspected hepatic dysfunction, newborn tyrosinemia, and other diseases.

Testing is performed using OrthoClinical Diagnostics AFP Immunoassay. Different test methods should not be used interchangeably. High doses of biotin and heterophilic antibodies may cause interference.

Reviewed by Christopher Parker on April 01, 2020

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514