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Test Code SQ MTX, EPIC LAB481 Methotrexate, Serum (UW MTX)

Methodology

Immunoassay

Performing Laboratory

University of Wisconsin Hospital and Clinics

Specimen Requirements

Specimen Type: Serum
Collection Container/Tube: Red top-Serum gel tube is not acceptable.
Submission Container/Tube: Plastic vial

Specimen Volume: 3 mL

Collection Instructions: Serum must be cell-free.

Additional Information: Time and date of last dose must be indicated.

Specimen Transport Temperature

Refrigerated

Reference Values

The laboratory does not interpret methotrexate levels.

Reporting Title

Methotrexate

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

80299