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Chromosome Analysis, Blood
Test Code14596
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
Other Acceptable Specimens
Sodium heparin (royal blue-top) tube • Sodium heparin lead-free (tan-top) tube
Instructions
Clinical history/reason for referral is required with test order.
Ship at room temperature. Specimen viability decreases during transit. Do not freeze. Do not reject.
Preliminary results available for neonatal specimens three days after receipt.
Ship at room temperature. Specimen viability decreases during transit. Do not freeze. Do not reject.
Preliminary results available for neonatal specimens three days after receipt.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Preferred
Refrigerated: Acceptable
Frozen: Unacceptable
Refrigerated: Acceptable
Frozen: Unacceptable
Methodology
Culture • Karyotype • Microscopy
Setup Schedule
Set up: 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
14225 Newbrook Drive
Chantilly, VA 20153