|Values are valid only on day of printing.|
Container/Tube: Amniotic fluid container
Specimen Volume: 1 mL
Collection Instructions: Do not centrifuge.
1. The following information is required:
a. Date ultrasound performed
b. Estimated due date by ultrasound
c. Collection date
d. Gestational age must be between 13 and 24 weeks; 16 to 18 weeks preferred.
2. If chromosome studies are also requested, see AF / Chromosome Analysis, Amniotic Fluid. The specimen for AFP-AF testing, when requested with chromosome analysis, cannot be frozen.
1. Second Trimester Maternal Screening Alpha-Fetoprotein (AFP)/QUAD Screen Patient Information Sheet (Supply T595) is required in Special Instructions
2. If not ordering electronically, submit a Cytogenetics/AFP Congenital Disorders Request Form (Supply T238) with the specimen.
|Amniotic Fld||Refrigerated||7 days|