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HelpTest Code LABTSPOT TSPOT TB Test, Whole Blood
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic |
|---|---|---|
| TB TSPOT | TB SPOT | TSPOT |
Methodology
Interferon Gamma Release Assay
The TSPOT TB test is an indirect test for M. tuberculosis infection (including disease) and is intended for use in conjunction with risk assessment, radiography and other medical and diagnostic evaluations.
Specimen Requirements
Specimen Type: Whole blood
Container/Tube: 10 mL dark green top (lithium heparin or sodium heparin) tube with NO separation gel
Specimen Volume: 6 mL-Adults and children over 10 years old
Specimen Minimum Volume: 4 mL-Children 2-9 years old
Specimen Pediatric Minimum Volume: 2 mL-Children up to 2 years old
Collection Instructions:
1. Do not centrifuge. Maintain at room temperature.
Additional Information:
1. If patient is immunosuppressed, collect 2 tubes of blood.
Specimen Transport Temperature
Ambient/Refrigerate NO/Frozen NO
Day(s) Test Set Up
Monday through Friday
Performing Laboratory
Oxford Diagnostics
Memphis, Tennessee
Test Classification and CPT Coding
86481
Reference Values
Negative
Special Instructions
Collection is Monday through Friday, excluding all major holidays and the day preceding all major holidays.
TSPOT TB Test is very time sensitive. If a specimen is drawn past the specified collection time, on a weekend, any major holiday, or the day preceding the major holiday, the test will be canceled.
Collection times vary depending on the site of collection-See Tables below for a complete listing of sites and times.*
*Note: The times listed are the latest time a patient may be drawn.
| Time | Location |
|---|---|
|
9:30 a.m. |
Graceville Deer River Clinic
|
| 10:00 a.m. | Baxter Clinic |
| 11:00 a.m. | Chisholm Clinic |
| Ely Clinic | |
| Hayward Clinic | |
| Northern Pines Aurora | |
| Sandstone | |
| Spooner Clinic | |
| 12:00 p.m. (Noon) | Duluth Family Medicine |
| Fosston | |
| Hermantown Clinic | |
| Lakeside Clinic | |
| LakeWalk Clinic | |
| Proctor Clinic | |
| West Duluth Clinic | |
| 1:00 p.m. | Ashland Clinic |
| International Falls Clinic | |
| Jamestown Clinic | |
| Park Rapids Clinic | |
| Virginia Clinic | |
| 2:00 p.m. | Brainerd Clinic |
| Hibbing Clinic | |
| St. Joseph's Medical Center | |
| Valley City Clinic | |
| Wahpeton Clinic | |
| West Fargo Clinic | |
| 2:30 p.m. | Fargo Hospital |
| 3:00 p.m. | Ada |
| Grand Rapids Clinic | |
| South University Clinic | |
| St. Mary's Hospital-Detroit Lakes | |
| 3:30 p.m. | St. Mary's Hospital-Duluth/Duluth Clinic |
| 4:00 p.m. | St. Mary's Hospital-Superior |
Report Available
36 hours upon receipt at testing laboratory
Reports may take up to 5 business days to be resulted and is dependent upon when the reports are received back in the main laboratory.