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Proinsulin, Intact

Mnemonic:    [PROINSULIN]
Name:    Proinsulin, Intact
Specimen:    1 mL serum from a Red SST or Red top tube. Separate serum from cells ASAP. Patient must fast 12-15 hours before collection.

Unacceptable Conditions: Grossly hemolyzed specimens.
Minimum Spec:    0.2 mL
Neonatal Spec:    0.15 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 2 days refrigerated.
Ref Lab/Code:    ARUP 0070112
  Method:    Chemiluminescent Immunoassay
Processing Info:    Send a separate frozen sample for this test.

10/05/12 There is a national back-order for the kit used at ARUP for this assay. All samples will be referred to another lab until resolution is achieved.