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Quad Screen Maternal, Serum

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

Red Top Tube

Tube Type

Test ID   LAB11105
EPIC Order   QUAD SCREEN MATERNAL, SERUM
CPT Code(s)   81511
Group/Individual Test   Group
Laboratory   Core Referral Testing
Tube Station   30
Specimen Routine: 5 mL blood/Red top tube/SST is acceptable; see important Comments
  Micro:
2.5 mL blood
 Stability  
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time   4-6 days
Reference Range   See separate report.
     
Comments
For an assessment that includes neural tube defect results, sample MUST be collected between 15 weeks, 0 days and 22 weeks, 6 days gestation.
Assessments for trisomy 21 and trisomy 18, sample must be collected between 14 weeks, 0 days and 22 weeks, 6 days gestation. 

Reviewed by jlcarr on December 02, 2021

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