CG Chromosome Analysis Constitutional (CBA)

Department: Cytogenetics
Test Synonym(s): LAB3009, CBA, Karyotype, Constitutional Chromosome Analysis, CBL, Chromosome Analysis Blood
CPT Codes: 88230, 88262
Tube Type: Dark green top (Sodium Heparin)
Specimen: Peripheral blood
Pediatric Requirements: 2 mL
Volume: 5 - 7 mL
Minimum Volume: 1 mL
Temperature: Room temperature
Stability: <12 hours old
Reasons for Rejection: Clotted, frozen or >48 hours old
Days Performed: Monday - Saturday
Times Performed: M-F: 7 a.m. to 6 p.m., Saturday: 8 a.m. to 4 p.m.
TAT: 4 - 7 days
Special Instructions: Include patient history and diagnosis

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