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Methotrexate Level, Routine

Mnemonic:    [MTX]
Name:    Methotrexate Level, Routine
Specimen:    3 mL serum from a Red top tube. Do not use GEL barrier tubes. Protect from light. FREEZE
Minimum Spec:    1 mL
Transport Temp:    FREEZE
Ref Lab/Code:    ARUP 0090311
  Method:    Enzyme Immunoassay
Note:    If this test has been ordered on an inpatient, they might need a faster turn-around-time than ARUP can provide. In that case cancel the Methotrexate Level and order an NORDX MTX.
Processing Info:    Submit in an amber tube.