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Available Tests

  • Karyotype, Peripheral Blood Chromosome Analysis: Cytogenetics

Karyotype, Peripheral Blood Chromosome Analysis: Cytogenetics

Green Top

Tube Type

Test ID   LAB5505A
EPIC Order
Cytogenetics Postnatal (blood) order
CPT Code(s)   88230, 88262, 88291, 88280
Group/Individual Test   Individual
Laboratory   Cytogenetics
Tube Station   30 (Core Laboratory)
Specimen Routine: 7-10 mL whole blood/Sodium Heparin/Green Top Tube; See Comments for additional specimen information
  micro: 2-5 mL whole blood Pediatric: Sodium Heparin/Green Top Tube
If additional testing is requested, a larger sample may be requested
Availability Routine: 24 Hours/7 Days (collection)
    RUSH: RUSH STATUS AVAILABLE 24 hours/7 days in lieu of STAT 
Turnaround Time         Routine: <28 days 
  Rush: Preliminary 48 hours with Final within 7 days.
Reference Range Normal: N/A

If the sample has been collected, please place the appropriate "Cytogenetics, Postnatal (blood) order--Lab5505A".

Deliver sample to the Core Laboratory. 

If post-mortem, obtain by cardiac puncture within 1 hour. Keep at room temperature.

Always call the Cytogenetics Laboratory to inform of sample being sent (984-974-1790).  If the laboratory is closed leave a message that includes your name and phone/pager#, the patient's name and the sample type.

Reviewed by jcayless on December 04, 2019

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514