Green (Sodium heparin)
frozen or on dry ice, clotted, purple top tubes
Monday through Friday
If abnormal results FISH testing may be required.
Prelim STAT results available 3-5 days, with final STAT results in 7-10 days. Chromosme analysis is being replaced by Genome-Wide array and is now usually done to rule out specific numerical abnormality [Trisomy 13/18/21 (Down Syndrome), Monosomy X (Turner Syndrome)] or balanced alterations.