Products of conception chromosome analysis | Classical cytogenetics
Test Details | Detects aneuploidy, rearrangements, deletions, inversions |
Methodology | Chromosome analysis / karyotype |
Performed | Monday – Saturday |
Turnaround | 21 – 30 days |
Specimen Requirements | Products of conception (POC) |
Sample Collection | Skin: Collect 3-4mm_ skin biopsy (about the size of a pencil eraser) and place in 50ml tube with transport media (provided by the cytogenetics lab). Villi: Collect 1 cm_ placenta by sterile procedure, and place in 50ml tube with transport media (provided by the cytogenetics lab). |
Storage/Transport Conditions | Refrigerate after collection |
Unacceptable Conditions | Specimens in formalin (POC in sterile saline is acceptable) |
Special Instructions | Specimen must be received within three days; Send to Rapid Response or SLCH Central Receiving: Uniquely identify twins/multiples |
CPT Code(s) | 88291×1, 88233×1, 88262×1, 88280×1 |