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T Spot TB test
Lab code: TSPOT
 
Test Synonyms:
T spot TB test; interferon-gamma release assay; IGRA
  NOTE: This test is performed at an external reference lab.
Lab:
Chemistry (Sendouts)
Inpatient Req:
Core Lab (#84927)  
Outpatient Req:
Clinical Labs (#83608)  
Specimen:
10 ml Green
Test can only be accepted Monday-Friday. Please note: Not accepted on holidays or the day before a holiday. Sample must reach Core Lab by 5PM. Outpatient locations: Please affix stat sticker to visible section of folded requisition or affix special STAT T-Spot sticker to outside of specimen bag.
Result Time:
1 week   Cost: $$$
Reference Interval:
 
Important Information:
The T-spot test replaces the Quantiferon gold test. This assay may be useful for confirmation of a positive or intermediate PPD-based skin test, in situations where interpretation of the skin test result is challenging.