Information on collection, storage, and volume
Amniotic fluid or chorionic villus sample (CVS) or cultured cells or cordblood. Direct amniotic fluid or CVS specimen may be submitted; additional culture fee may be applied.
Amniotic fluid: 10 mL or CVS: 10 mg or amniotic fluid and CVS culture: two confluent T-25 flasks or 4 mL cordblood. If amniotic fluid or CVS are cultured at another facility, please maintain back-up cultures.
Amniotic fluid: 10 mL or CVS: 10 mg or amniotic fluid and CVS culture: two confluent T-25 flasks or 3 mL cordblood
Amniotic fluid or CVS: Sterile plastic conical tube or T-25 flask.
Cordblood: Yellow-top (ACD-A) or lavendar-top (EDTA) tubes
Maintain specimen at room temperature. Do not freeze.
Frozen or hemolyzed specimen; quantity not sufficient for analysis; improper container
Standard sterile techniques. Transfer aseptically to sterile tubes. Amniotic fluid: Discard first 2 mL of fluid aspirated to avoid maternal cell contamination.