Test Details

Mnemonic

CHRAF

Ordering Code

3470600

CPT-4 Code(s)

88235, 88267, 88280. Fee for assay attempted (88235)

Specimen Information

Collect

Amniotic fluid
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Specimen Preparation

Send 20.0 mL amniotic fluid at room temperature in an sterile screw capped plastic container. Completed Warde Medical Laboratory Prenatal Genetic Test Requisition required.
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Minimum Volume

10.0 mL
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Transport Temperature

Room temperature
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Stability

Room temperature: 72 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
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Methodology

Cultures, 2 banded karyotypes, and other techniques when required.
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Reference Range

Interpretive report
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Performing Laboratory

Quest Ameripath
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