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Test Code SINT1 / 017200-LC Serum Integrated Screen Part 1

Important Note

This series must be matched with Serum Integrated Screen Part 2 (SISP2 / 017270-LC) to complete patient testing

Additional Codes

Software Test Code
Label Text                                              SINT1                                                                   
EPIC LAB20410
Integrated Genetics 017200

Performing Laboratory

Integrated Genetics (LabCorp Specialty Testing Group)

Useful For

Screening test for open neural tube defects, Down syndrome, and trisomy 18.

This testing does not require an ultrasound.

Method Name

Chemiluminescent Immunoassay (CIA)

Specimen Type

Serum

Preferred Container

Serum Separator Tube (SST)

Preferred Volume

Serum: 3 mL (Serum Separator Tube (SST)) – Volume requirements are serum, not whole blood

Minimum Volume

Serum: 1 mL (Serum Separator Tube (SST))

Specimen Collection and Handling

Testing provided from 10.0 to 14.0 weeks of gestation.

Collect in serum separator tube with gel barrier. Allow blood to clot, avoiding hemolysis. Centrifuge SST tube, separating serum from cells. Transport spun SST tube to testing laboratory. Pouring off serum is not preferred. Maternal serum specimens must be drawn prior to amniocentesis to avoid contamination with fetal blood.

Specimen Stability Information

Specimen Type: Serum

Frozen: 14 Days

Refrigerated: 14 Days

Room Temp: 7 Days

Note: Freeze/thaw cycles: Stable x3

Add On Capable

Not Permitted

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer
84163 Pappa serum  

Rejection Information

Gross hemolysis, gross lipemia, quantity not sufficient for analysis, improper specimen type.