Cytogenetic Studies (Prenatal)

CPT CODE: 88235, 88261, 88269, 88280, 88285

SYNONYMS:

Karyotype, Chromosome, Genetic study

TEST INCLUDES:

Banded chromosome karyotype

DEPARTMENT:

Cytogenetics

SPECIMEN REQUIREMENT:

20-30 mL of amniotic fluid; 20-100 mg of villi.  Do not refrigerate an amniotic fluid sample but refrigerate the villi for overnight storage.

TESTING SCHEDULE:

Monday - Friday 08:30 - 16:30.  Turnaround time: 1-3 weeks.

SPECIAL INSTRUCTIONS:

Must submit cytogenetics requisition form.  Fluorescent In Situ Hybridization can be performed on this sample if requested.