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A B C D E F G H I J K L M N O P Q

Test Identifier Information

 
Registration CodeADAF
Method

Roche Diazyme adenosine deaminase on Abbott CI8000

Diagnostic Use / Indications

Used as an adjunctive test in the diagnosis of tuberculosis pleural effusion

External Price$55.07(Exclusive of GST)
  

Specimen Collection

 
Pre-Testing Requirements

Centrifuge fluid to remove cells or clots as soon as practicable.

Note degree of any blood-staining on form.

The ADA assay is affected quite badly by haemolysis.
The Roche system ADA becomes unreportable with a haemolysis index of 200 ( by way of comparison potassium is affected at a level of 150).
Specimen Collection Protocols

Not able to be performed on CSF samples or pericardial fluid

Patient SpecimenPleural aspirate NOT CSF NOT pericardial fluid
Paediatric Specimen200 uL (refrigerate) DO NOT FREEZE
  

Instructions for Referral to CHLabs

 
Aliquot Instructions200 uL 4C (refrigerate) stable 1 week. UNSUITABLE FROZEN, stable 6 hours at room temperature
Aliquot Transport to CHL4C Send as soon as possible.
  

CHLabs Laboratory

 
DepartmentBiochemistry - Specialist
Contact Details Email Email
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Contact Phone Number(03) 364 0118 | x80118
Test AvailabilitySent away
Turnaround Time2 weeks
Referred toMiddlemore Hospital,Otahuhu, Auckland 1640
Reference Interval

<30 U/L

Interpretation

Adenosine deaminase values >30 U/L are suggestive of tuberculosis, but high values may also be seen in some carcinomas, particularly lymphomas (these tend to produce the highest results).

Additional Information

Attach sticky label or write DO NOT FREEZE on specimen bag  (contact lab for appropriate label).

 

Delphic Number Test Number5799

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