Test Details

Mnemonic

FHGBA

Ordering Code

3712580

CPT-4 Code(s)

83033

Specimen Information

Collect

Amniotic fluid

Specimen Preparation

Send 1.0 mL amniotic fluid in a sterile screw capped plastic vial. Completed Warde Medical Laboratory Prenatal Genetic Test Requisition required.

Minimum Volume

0.5 mL

Transport Temperature

Room temperature

Stability

Room temperature: 14 days
Refrigerated: 4 months
Frozen: 3 years
Please note: Do not freeze sample if chromosome and/or FISH analysis is required.

Methodology

Immunodiffusion
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Reference Range

Negative
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Performing Laboratory

Quest Ameripath
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