Chromosome Analysis, Blood

Test Code

14596

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.

Preferred Specimen

5 mL whole blood collected in a sodium heparin (green-top) tube

Minimum Volume

1 mL • Critical NICU/Neonates 0.5 mL

Other Acceptable Specimens

Sodium heparin (royal blue-top) tube • Sodium heparin lead-free (tan-top) tube

Instructions

See Genetics Specimen Collection Section for detailed specimen instructions

Transport Container

Sodium heparin (green-top) tube

Transport Temperature

Room temperature

Specimen Stability

Specimen viability decreases during transit. Send specimen to testing lab for viability determination. Do not freeze. Do not reject.

Methodology
Culture • Karyotype • Microscopy

Setup Schedule

Daily

Report Available

10-12 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-San Juan Capistrano, CA

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

Last Updated: November 6, 2024

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.