Adenosine Deaminase, CSF


Sunquest Code:ADMCSF  
Epic Code:LAB6694Epic Name:Adenosine Deaminase, CSF
Synonyms:ADA
Methodology:Spectrophotometry
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-4 days.
Special Instructions:Indicate specimen source on requisition.
Compliance:

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.



Collection Instructions

Specimen:CSF
Optimal Volume:0.3 mL
Minimum\Peds Volume:0.1 mL
Container:Sterile tube
Causes for Rejection:Turbid specimens. Specimens other than CSF.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 0.3 mL, 0.1 mL minimum of supernatant and freeze.
Shipping Instructions:Ship on dry ice. Specimen must remain frozen until received by testing laboratory.
Stability:Stability: Room temperature - 2 hours; refrigerated - 1 week; frozen - 1 month.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2006098


Interpretive

Reference Range:0 - 1.5 U/L
Use:ADA activity may be increased in fluid from sites with tuberculosis lesions.


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