CHROMOSOME ANALYSIS (Do not use for high resolution chromosomes, use test CHROM)

Synonyms: Karyotype; Routine G-Banding
Computer Code: (RCHRMA)
Specimen Collection: 7 mL blood (sodium heparin green top tube). Deliver to Special Chemistry same day.
Minimum Volume: ped 1 mL, adult 2 mL
Handling Instructions for Offsite Areas: Maintain unspun whole blood at room temperature. Specimens collected Fri-Sun should be stored at room temperature.
Reference Values: See reference laboratory report.
Lab Code: Send Out
Requisition: SPEC C 05 attestation for chromosome studies.pdf#http://0
Test Frequency: NA
Routine TAT: 14 days
Stat TAT: N/A
CPT Code(s): 88230, 88262, 88291
LCD or NCD:
Methodology Used:
See Addendum XVII