Tube Type:
Red top (no anticoagulant) or Gold top SST (serum separator, no anticoagulant) tube
Cause for Rejection:
Specimen hemolyzed, gross lipemia, sample other than serum, specimen drawn after amniocentesis, gestational age <15 weeks or >= 23 weeks
Methodology:
Two-site Flouroimmunometric, Time Result Fluoroimmuno Assay, Beckman Methodology
Special Instructions:
Available for gestational ages of 15-22 weeks. Testing Mon-Thurs preferred. A Children' Hospital Prenatal Screen Request Form (or a similar form from a prescribing doctor) must be fully completed and sent with the specimen to the lab.
