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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Tetrahydrobiopterin & Neopterin Profile, CSF

Test Code(s): CFTANP / HCCFTANP

CPT Code(s): 82492

Testing Site: Testing will be sent to an approved reference laboratory.


Specimen Requirements

Collection Instructions: Contact UWHC Referral office at (608)262-6388 for specific CSF collection instructions and containers.

Collection Container: Preferred: See collection instructions.

Stability: Ambient: Not acceptable
Refrigerated: Not acceptable


Interpretation

BH4,N

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