|Values are valid only on day of printing.|
Specimen #1 collection must occur between 10 weeks, 3 days and 13 weeks, 6 days of pregnancy (crown-rump length (CRL) must measure between 3.2 and 8.5 cm).
Draw blood in a plain red-top tube(s), serum gel tube is acceptable. Spin down and send 0.5 mL serum refrigerated in a plastic vial.
Separate from cells ASAP or within 2 hours of collection.
1. Required: Completed Maternal Serum Screen, Integrated Test Request Form.
Mild reject/Gross reject
Cold reject/Warm reject
|Serum||Refrigerated (preferred)||14 days|