Test Overview

Test Methodology

Enzyme immunoassay (EIA)

Test Usage

Increased levels of neopterin are found during impaired renal function and viral infection in transplant patients. Elevated levels are also indicators for conditions related to impaired cellular immunity.

Reference Range*

Adults: <2.5 ng/mL

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Wednesday

Analytic Time

5 - 15 days

Soft Order Code

FNEOS

MiChart Code

FNEOS

Laboratory

Sendout

Laboratory Reference

Mayo FNEOS (Labcorp-Burlington)

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Specimen Requirements

Rejection Criteria

Not protected from light

Container

Yellow Top Tube
Red Top Tube

Normal Volume

0.8 mL serum

Minimum Volume

0.5 mL serum

Additional Information

Test sent to Mayo Clinic Laboratories, performed by Labcorp-Burlington

Billing Information

Fee Codes


CPT Code

83520

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