A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Chromosome Analysis, Blood
Test CodeCHRSTDY
Quest Code
14596
Alias/See Also
Chromosome Studies
Karyotype
CHRSTDY
DNA TEST FOR BIOLOGICAL MALENESS
GENDER TEST
16843 (16843 was discont. in 2018, alt is this test 14596/CHRSTDY)
Karyotype
CHRSTDY
DNA TEST FOR BIOLOGICAL MALENESS
GENDER TEST
16843 (16843 was discont. in 2018, alt is this test 14596/CHRSTDY)
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, ICD-9 code, 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.
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: 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
Last Updated: February 28, 2024