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Chromosome Analysis, Congenital Blood Disorders

Message
Provide a reason for referral with each specimen. The laboratory will not reject testing if this information is not provided, but appropriate testing and interpretation may be compromised or delayed. Submit only 1 of the following specimens: Whole blood collected in a NaHep green tube. Invert several times to mix. Label specimen as whole bloodCord blood collected in a NaHep green tube. Invert several times to mix. Label specimen as cord blood


Test Code
LAB16008 CHRCB


Alias/See Also
CHRCB


CPT Codes
88230

Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Processing Instructions (Lab use only): Send original sample. Do not aliquot Minimum Testing Volume: 2.0 mL Whole blood2.0 mL Cord blood Transport Temperature: Ambient Causes for Rejection: All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.


Report Available
11-Days


Clinical Significance
1230171166



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.