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Test Code TSPTQ T-Spot. TB

Important Note

Samples accepted Monday through Friday only.

Samples must be sent to IL STAT due to short stability and special handling requirements.

Additional Codes

Quest test code: 38702

Specimen Required

Collection Conatiner/Tube
Preferred: Green Lithium Heparin, Whole Blood
Acceptable: Green Sodium Heparin, Whole Blood
Submission Container/Tube: Green Lithium Heparin tube or Green Sodium Heparin tube
Specimen Volume: 9 mL
Collection Instructions: Collect blood by venipuncture and invert (8-10 times) to ensure that the whole blood is mixed thouroughly with the anticoagulant.
 

Specimen Minimum Volume

9.0 mL

Specimen Stability

Room temperature: 39 hours
Refrigerated: Unaccpetable
Frozen: Unacceptable

Clinical Significance

The T-SPOT test is invitro diagnostics test  for the detection of  effector T cells that respond to stimulation by Mycobacterium tuberculosis antigen ESAT-6 and CFP 10 by capturing  inferon gamma (IFN-Y) in the vicinity of T cells in human whole blood collected in lithium heparin. Itis intended for use as an aid in the  diagnosisi of M Tuberculosis  infection. The T-Spot  TB  test is an  indirected  test for  test for M.  tuberculosis infection  ( including disease ) and  is intended for use in conjuntion with risk assesment, radiography and other medical and siagnostic.

Reference Range

See laboratory report.

Rejection Due To

Anticougulant other than lithium  heparin  or sodium  heparin  hemolized: Centtrifuged, Samples  received >39 hours after  collection.  Frozen or refrigerated samples.
 

Day(s) and Time(s) Performed

Sunday - Saturday

Report Available

Next day