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HelpTh17 Enumeration
Additional Codes
For Research Use Only (RUO) testing, see "Hyper IgE Screen".
Clinical System Name
Miscellaneous Test
Synonyms
T helper 17
Hyper IgE Syndrome (Th17)
Sample Requirements
Specimen: Whole Blood
Container(s): Dark Green/Sodium Heparin
Preferred Vol: 3 mL
Minimum Vol: 2 mL
Note: Samples must be drawn Monday through Thursday, 1000 AM and 1400 PM ONLY. Samples drawn outside of these times may be rejected. If drawn outside of the times, contact the Send Outs department at x72563 for further clarification. Send sample(s) to Main Lab immediately after collection. Specimens are stable for only 24 hours at room temperature.
Processing Instructions
Reject due to: Frozen, clotted, hemolyzed or centrifuged specimens. Specimen collected in an unacceptable anticoagulant.
Spin: N
Aliquot: N
Temp: RT
Storage Location: Affix a large Cerner label to the sample(s), place in the room temperature Send Outs rack, and notify the Send Outs department
Off-site collection: No off-site collection.
Stability
| Specimen Type | Temperature | Time |
| Room temp | 24 h | |
| Refrigerated | Unacceptable | |
| Frozen | Unacceptable |
Availability
| STAT | Performed | TAT |
| N | T - F | 2 - 4 d |
Performing Laboratory
Cincinnati Children's Hospital
CCHMC - Julie Beach
Diagnostic Immunology Laboratory, Rm R2328
3333 Burnet Avenue
Cincinnati, OH 45229-3039
Phone Number: (513) 636-4685
Department
Department: Send Outs
Phone Number: (206) 987-2563
CPT Codes
88184, 88185 (x4), 88187
Methodology
Method: Flow Cytometry
Analytical Volume: 2 mL Sodium Heparin Whole Blood
Limitations:
Send Out Instructions
| Reference Test Name | Th17 Enumeration |
| Reference Test Code | 7372838 |
| Instructions | Ship ambient, Monday through Friday, via FedEx Priority Overnight. Saturday delivery is not acceptable. |
Description
Tests Included: Cell Surface expression of CCR6+CD45RA- intracellular expression of IL17A+ on CD4+ Lymphocytes, Population of Th17 cells among Total CD4+ T cells
Reference Ranges
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