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Sequential 1

Message
Test inquiries call CMBP Genetic Services at 800-345-GENE. Client must provide fetal nuchal translucency (NT) measurement and crown rump length measurement. The NT measurement must be performed by a sonographer credentialed by the Fetal Medicine Foundatio


Test Code
018270


Alias/See Also
PAPP-A; Down Syndrome; Nuchal Translucency (NT)


CPT Codes
Test Not Coded

Preferred Specimen
Serum


Minimum Volume
1 mL


Instructions
Avoid hemolysis. Send complete specimen in the original tube. Do NOT pour off.


Transport Container
Gel-barrier tube, no thrombin additive


Transport Temperature
Refrigerate


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis; gross lipemia; quantity not sufficient for analysis; improper specimen type


Methodology
hCG: chemiluminescent immunoassay; PAPP-A by enzyme immunoassay (EIA)



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.