Nitroblue Tetrazolium Test

Centralized Core Laboratory:Hematology

Test ID/Workstation: NBT SPHEM

Specimen Type: Blood

Tube Type: None

Collection Volume: 4 coverslip preps (1.0 mL minimum)

Cause for rejection: Preps which have dried; preps in which specimen is not contained
within the endotoxin circle

Storage: Refrigerated

Availability: Fri (0900-1000)

Methodology: Microscopic Evaluation of Dye reduction by endotoxin stimulated neutrophils

Special Instructions: Specimen cannot be stored. Blood must be collected without anticoagulants on specially prepared slides.

Test must be scheduled with the Centralized Core Lab (CCL-330-543-8416), Akron campus only, in advance.

Call CCL technologist when patient arrives for testing. Inform laboratory of any additional test to be drawn at this time.

Lab/Phone: 330-543-8416

TAT: 24 hours

Additional Info: Reference range is available on patient report

CPT Code: 86384

Synonyms: Tetrazolium Reduction Test; NBT Test; Chronic
Granulomatous Disease (CGD)

Requisition Form
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330-543-1000 (operator)

(8 a.m.-4:30 p.m.)


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