Chromosome Analysis, Amniotic Fluid

Cytogenetics Laboratory:Cytogenetics

Test ID/Workstation: KAFZ KARYO

Specimen Type: Amniotic fluid

Tube Type: Sterile tissue culture flask provided by laboratory

Collection Volume: 25.0-40.0 mL (minimum 10.0 mL)

Cause for rejection: Clotted, non-sterile, or frozen specimen; specimen found not to be amniotic fluid

Storage: Ambient

Availability: Mon-Fri (0700-1600) Sat (0900-1300)

Methodology: Amniocyte cell culture, harvest and chromosome analysis with G-banding

Special Instructions: Discard the first 2.0 mL of fluid in order to minimize maternal cell contamination. DNA FISH analysis requires an additional 5.0 mL of amniotic fluid. Include pertinent medical findings on the requisition with suspected diagnosis and/or indication(s) for testing.


Lab/Phone: 330-543-8483

TAT: 7-14 days

Additional Info: Interpretation is provided with report. Follow-up studies recommended as appropriate.

CPT Code: 88235, 88269, 88280, 88285, 88291

Synonyms: Karyotype; Amniocyte Karyotype

Requisition Form
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