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HelpTest Code LAB2924 Chronic Urticaria Index
Additional Codes
If the CU Index PANEL is ordered, order on the CU INDEX along with TPO AB, TSH, and TG AB.
CU INDEX
Clinical System Name
Chronic Urticaria Index
Synonyms
Anti-FCER
CU Index Panel (see above ordering note)
Functional Anti-FceR
Sample Requirements
Specimen: Whole Blood
Container(s): Gold SST
Preferred Vol: 5 mL
Minimum Vol: 3 mL
Note: Patients taking calcineurin inhibitors should stop their medication 72 hours prior to draw.
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: -20 C
Storage location: Aliquot serum into plastic tube affixed with large computer label. Deliver specimen to the CPA freezer send-outs rack. Freeze/thaw cycles ok.
Off-site collection: Spin blood. Transfer serum to plastic aliquot container and freeze.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Room temp | 1 w |
| Refrigerated | 2 w | |
| Frozen | 1 y |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M, W, F | 3 - 7 d |
Performing Laboratory
IBT Reference Laboratory
Department
IBT Reference Laboratory
1001 NW Technology Dr
Lee's Summit, MO 64086
(800) 305-5198
CPT Codes
86352
Methodology
Method:
Analytical Volume: 1 mL
Limitations:
Reference Range
< 10.0
Send Out Instructions
| Reference Lab Test Name: | CU Index® |
| Reference Lab Test Number: | 2103 |
| Instructions: | Ship with dry ice via FedEx Priority Overnight, Monday through Friday. |