Test Method
FISH
Disease Long Name
Chromosomal Aneuploidy
Disease Abbreviation
X/Y Mismatch
CPT Code
88377x3
Probes / Test Description
CEP18/X/Y, 13/21, 16/22
Specimen Requirements
- Bone marrow aspirate: 2-3 mL in sodium heparin (green top) preferred, or 1-2 mL in EDTA (purple top)
- Peripheral blood: 3 mL in sodium heparin (green top) preferred, or 3 mL in EDTA (purple top)
- Fresh Tissue: Multiple 2-3 mm pieces of tissue in RPMI transport media (optimum RPMI to tissue ratio is 15:1; (multiple vials are acceptable)
Storage & Transport
Ship specimen the same day whenever possible, with refrigerated (not frozen) cold pack.
Label all tubes with at least two unique patient identifiers. Slides require one patient identifier. Identifiers include name, DOB, specimen ID# or medical record#.
Label all tubes with at least two unique patient identifiers. Slides require one patient identifier. Identifiers include name, DOB, specimen ID# or medical record#.
Turnaround time
3 - 5 days
Level of Service
Global
Tech-Only
Tech-Only