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Quad Screen (2nd Trimester) Maternal

(Includes: Maternal AFP, HCG, Estriol, Inhibin A)

Tube Type

Test ID   LAB5743
CPT Code(s)   82105, 82677, 84702, 86336
Group/Individual Test   Group
Laboratory   Core Lab
Tube Station   30
Specimen Routine: 5 mL blood/serum separator tube/gold top; see important Comments
Unspun: 24 hours
Room temperature: 2 weeks
Refrigerator: 2 weeks
Frozen:2 weeks
Availability Routine: Monday-Friday; 1 run daily
Turnaround Time   5-7 days
Reference Range   See separate report.
Interpretation is highly dependent on gestational age, race, IDDM, maternal weight, and family history. Maternal Serum Request Form must be sent with samples.  Forms may be obtained by calling 984-974-3978, faxing request to 987-974-1678 or using the website.  Recommended sample transportation is frozen.

Reviewed by christopher parker on March 09, 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