Maternal Cell Contamination

Test Information

Turnaround Time

14 days

CPT Code(s)

81265

Cost

$350

Indications

Molecular testing is useful to confirm the diagnosis and to identify the disease causing mutations within a family to allow for carrier testing and prenatal diagnosis.

Specimen Requirements

5 to 7 ml of peripheral blood collected in an EDTA (lavender top) tube is needed from the mother for this test. This test also requires a fetal specimen for analysis. The minimal blood needed for reliable DNA isolation is 3 ml. Extracted DNA can also be accepted for this test.

Transport Instructions

Blood specimens should be kept at room temperature and delivered via overnight shipping. If shipment is delayed by one or two days, the specimen should be refrigerated and shipped at room temperature. Do not freeze the specimen. Samples collected on Friday can be safely designated for Monday delivery. Please contact the laboratory to discuss the requirments for prenatal specimens.

Prenatal Testing Information

This test is required for all molecular prenatal testing. It requires both a prenatal/fetal specimen and a sample from the mother.

Have Questions Need Support?

Call our laboratory at 1-800-473-9411 or contact one of our Laboratory Genetic Counselors for assistance.
Robin Fletcher, MS, CGC
Kellie Walden, MS, CGC

Molecular Testing
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