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Chromosome Analysis, Blood
Test CodeKAROT
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
a.m. and p.m. Daily
Report Available
10-12 days
Reference Range
See Laboratory Report
Clinical Significance
This test may assist with the detection of common chromosome abnormalities.
