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Chromosome Karyotype, Blood

Test Code
LAB2048


CPT Codes
88230, 88262

Includes
This test may be replaced by Chromosome Analysis, Blood, No Growth test, if cultures do not yield metaphases for analysis, or by code 416 - Cytogenetics Communication, if a communication is required.


Preferred Specimen
Green sodium heparin no-gel


Minimum Volume
1 mL


Instructions
Clinical history and reason for referral are required with test order. Whole blood 3-5 mL (1 mL minimum). Green vacutainer (sodium heparin only). Ship at room temperature. Other vacutainer tubes containing sodium heparin are acceptable. See Genetics Specimen Collection Section for detailed specimen instructions. Specimen viability decreases during transit. Send specimen to testing lab for viability determination.


Transport Temperature
Room Temperature


Specimen Stability
Room temperature: See instructions
Refrigerated: See instructions
Frozen: Unacceptable


Methodology
Culture, Karyotype , Microscopy



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.