--- Query Results --- | |||
| Organization: | Alberta Precision Laboratories | ||
| Test Name/Synonym: | Invariant NKT Cells (Synonym: iNKT, Invariant NK Cells) | ||
| Clinical Indications: | iNKT deficiency can be seen in XLP1 (SH2D1A gene mutation), Omenn syndrome, CVID and Hyper IgE syndrome.
Peripheral blood iNKT cell enumeration is performed by Flow Cytometry based on co-expression of CD3, TCRvα24 and TCRvß11. | ||
| Test Includes: | The percentage and absolute iNKT counts are reported. | ||
| Ordering Alert: | Please refer to specimen stability and testing schedule. Schedule patient collection time and location accordingly. | ||
| Collection Alert: | Collect a normal, preferably age-matched, peripheral blood specimen and transport with patient specimen. Specimens collected within Alberta must arrive to Calgary Monday to Thursday. Check courier schedule before collecting. Do not collect on Friday, weekends and stat holidays. Specimens outside of Alberta must be collected Monday to Wednesday ONLY. | ||
| LABID (Connect Care): | LAB4468 | ||
| Specimen Type: | Blood | ||
| Primary Container: | GREEN NA HEP | ||
| Alternate Containers: | LAVENDER EDTA | ||
| Minimum Collection Volume: | Pediatrics: 5 mL Adults: 10 mL | ||
| Test Resources: |
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| Stability and Storage: | Stable for 48 hours. | ||
| Processing: | DO NOT centrifuge or freeze. | ||
| Transportation: | Within Calgary Zone: transport at room temperature. All other sites in Alberta:
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| Testing Schedule: | Monday to Thursday | ||
| Reference Interval: | See laboratory report | ||
| Testing Area: | Flow Cytometry | ||
| Performing Site: | Calgary: Arthur Child Cancer Centre | ||
| Additional Test Information: | Requisition must accompany the specimen. Patient history must be included on the requisition. | ||
| Contact Comments: | 1-877-868-6848 | ||
| Last Updated On: | Monday, March 17, 2025 | ||
