Sequential Integrated Screen, Part 1 (NY)
Test Code
16974
81508
In-home collection is not available in your area through Quest Mobile.
Clinical Significance
Sequential Integrated Screen, Part 1 (NY) - To assess maternal risk for carrying a fetus with Down Syndrome (Trisomy 21) or Trisomy 18 in the first or second trimester, or a neural tube defect, when used in conjunction with the Part 2 testing. These types of tests are standard- of-care in obstetrics.
Test Resources
None found for this test
Please visit our Clinical Education Center to stay informed on any future publications, webinars, or other education opportunities.
Please visit our Clinical Education Center to stay informed on any future publications, webinars, or other education opportunities.
Test Details
Methodology
Chemiluminescence (CL) • Immunoassay (IA)
PAPP-A: This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics. This test should not be used for diagnosis without confirmation by other medically established means.
This test code is for New York patient testing. For non-New York patient testing, use test code 16131.
This test code is for New York patient testing. For non-New York patient testing, use test code 16131.
Reference Range(s)
See Laboratory Report
Preferred Specimen(s)
1.5 mL serum
Minimum Volume
0.8 mL
Collection Instructions
Collect between 10.0 weeks to 13.9 weeks. Must complete patient demographic information using the Maternal Serum Screen Requisition.
Additional information: NT measurement, when provided by the physician, will be used for additional interpretation.
Transport Container
Transport tube
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 14 days
- Refrigerated: 14 days
- Frozen: 28 days
Reject Criteria
Gross hemolysis
Setup Schedule
1.5 mL serum
0.8 mL
Collect between 10.0 weeks to 13.9 weeks. Must complete patient demographic information using the Maternal Serum Screen Requisition.
Additional information: NT measurement, when provided by the physician, will be used for additional interpretation.
Additional information: NT measurement, when provided by the physician, will be used for additional interpretation.
Transport tube
Room temperature
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 28 days
Refrigerated: 14 days
Frozen: 28 days
Gross hemolysis