FISH (Fluorescent in Situ Hybridization) Locus Specific
| Sunquest Code: | FISHCG | CoPath Code: | FISHLOCUS |
| Epic Code: | LAB4736 | ||
| Sunquest Code (non-Epic sites): | FISHCG | ||
| Synonyms: | Prader-Willi/Angelman, Williams Syndrome, DiGeorge, Cri-du-chat; FISH Metaphase | ||
| Methodology: | FISH Locus Specific | ||
| Turnaround Time: | Results are reported within 7-21 days. | ||
| Special Instructions: | Consultation must occur with Cytogenetics Lab (612-273-3171) prior to order. Charges will vary with type of probe required, as determined by Cytogenetics Lab. Each probe ordered will accrue a probe and analysis charge.
Test request form requires:
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| Associated Links: | |||
Collection Instructions
| Specimen: | Whole blood |
| Optimal Volume: | 5 mL |
| Minimum\Peds Volume: | 3 mL |
| Container: | Green (sodium heparin, no gel) |
| Causes for Rejection: | Clotted or frozen specimen. Incorrect specimen collection tube (anticoagulant). |
Processing and Shipping
| Specimen Processing: | Store at room temperature. Do not refrigerate or freeze. Do not process.
Specimens must be received in the Cytogenetics Laboratory Mon-Fri by 5:30 pm. Weekends and holidays by 4:30 pm. Specimens received after these cutoffs will be processed the following day. |
| Shipping Instructions: | Ship at room temperature. |
| Stability: |
For optimal testing results the specimen must arrive within 24 hours
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| Test Performed at or Referral Lab | Cytogenetics (UMMC-East Bank) |
Click HERE to Report test errors or omissions.
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