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Chromosome Analysis, Blood {14596}
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
CHRMBL
CPT Codes
88230, 88262
Physician Attestation of Informed Consent
This germline genetic test requires physician attestation that patient consent has been received if ordering medical facility is located in AK, DE, FL, GA, IA, MA, MN, NV, NJ, NY, OR, SD or VT or test is performed in MA.
Includes
**Test may be replaced by %37871 Chromosome Analysis, Blood, No Growth and %39650 Cytogenetics Communication**
Preferred Specimen
5 mL whole blood collected in a sodium heparin (green-top) tube
Minimum Volume
1 mL
Critical NICU/Neonates 0.5 mL
Critical NICU/Neonates 0.5 mL
Other Acceptable Specimens
Sodium heparin (royal blue-top) tube • Sodium heparin lead-free (tan-top) tube
Instructions
Other vacutainer tubes containing sodium heparin are acceptable. See Genetics Specimen Collection Section for detailed specimen instructions.
Transport Temperature
Room temperature
Specimen Stability
Room Temperature = Preferred
Refrigerated = Acceptable
Frozen = Unacceptable
Refrigerated = Acceptable
Frozen = Unacceptable
Methodology
Culture • Karyotype • Microscopy
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Daily
Report Available
10 days
Reference Range
See Laboratory Report
Clinical Significance
This test may assist with the detection of common chromosome abnormalities.
Performing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042
Last Updated: November 29, 2021
