Alpha Fetoprotein, Tumor Marker

Alpha Fetoprotein, Tumor Marker


SKU: Alpha Fetoprotein, Tumor Mark Category:

Alpha-Fetoprotein, Tumor Marker 

CPT Code(s)



Immunoassay (IA)


Patients who have received monoclonal mouse antibodies may have abnormal results. For any patient taking a high dose of biotin, the specimen should be drawn at least eight hours after the last dose.

Reference Range(s)

  Male (ng/mL) Female (ng/mL)
1-11 Months 0.5-28.3 0.5-77.0
1-3 Years 0.5-7.9 0.5-11.1
>3 Years <6.1 <6.1
*Pediatric range is based on full term neonates, values for premature infants may be higher.
The use of AFP as a tumor marker in pregnant females is not recommended.


Clinical Significance

Elevation of serum AFP above values found in healthy individuals occurs in several malignant diseases, most notably nonseminomatous testicular cancer and primary hepatocellular carcinoma. AFP is not recommended as a screening procedure to detect cancer in the general population.

Alternative Name(s) AFP

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Quest Test code 237

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