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Epic Code LAB1230851 Prenatal DNA Extract and Hold

Important Note

This order is for PRENATAL specimens only

Interface Order Alias

1230851

Clinical Information

Extracted DNA will be stored at minus 80° Celsius for 1 year.  You may contact the Spectrum Health Cytogenetics Laboratory at 616.486.6279 for inquiries about extraction method or to determine specimen availability/requirements for additional testing.

Ordering Instructions

Specimen can be shared with Chromosome Analysis (Prenatal) (LAB2111376), Prenatal Aneuploid Screen (XY,13,18,21) by FISH (LAB2111352) and/or Array Comparative Genomic Hybridization (aCGH), Prenatal (LAB1230489)

Collection Instructions

Multiple specimen collection types. Submit only one.

 

Specimen Collection: Amniotic Fluid

 

Container(s): 2 Sterile screw-capped conical tubes

Preferred Volume to Collect: 30.0 mL

 

Collection Instructions:

  • Discard first 2 mL to prevent contamination with maternal cells.
  • 5 – 10 mL will be used for FISH and remaining fluid for chromosome studies.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Centrifuge/Spin: no

Aliquot: no

If ambient temperature exceeds 80°F or is below 40°F, please send in an insulated container. All samples should be directed to the laboratory as soon as possible.

Transport Temperature: Ambient

 

Specimen Collection: Chorionic Villi

 

Container(s): Sterile transport tube with tissue culture media

Preferred Volume to Collect: 15 mg

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Centrifuge/Spin: no

Aliquot: no

If ambient temperature exceeds 80°F or is below 40°F, please send in an insulated container. All samples should be directed to the laboratory as soon as possible.

Transport Temperature: Ambient

 

 

Specimen Stability

Ambient: 3 days (beyond 3 days, specimen viability will be determined by Cytogenetics Lab.
 

Laboratory Retention: Extracted DNA is retained for 1 year

Test Frequency

Test Set Up: Monday – Friday 8:00 am – 5:00 pm, Saturday 8:00 am – 3:00 pm.  Technologist on call for Sunday set up.  

Performing Department

CYTOGENETICS

Performing Department Laboratory Location

Spectrum Health Advanced Technology Laboratory (ATL), Grand Rapids, MI

Methodology

Puregene

CPT

81479

CDM Code

Currently Unavailable

Epic Test ID

1230102474

Additional Information

This test orderable is modeled after the DNA Extraction and Hold (LAB1230374) utilizing specimen modeled after the Chromosome Analysis, Prenatal TEST (LAB2111376). 

This test is for shared specimen. Does not need additional collection. Specimen can be shared with Chromosome Analysis (Prenatal) (LAB2111376), Prenatal Aneuploid Screen (XY,13,18,21) by FISH (LAB2111352) and/or Array Comparative Genomic Hybridization (aCGH), Prenatal (LAB1230489) 

Reviewed Date

7/1/2022