Insulin, Free, Serum




Test Mnemonic

FINS

CPT Codes

  • 83527 - QTY (1)

LOINC ®

6901-3

Aliases

  • Free Insulin

Performing Laboratory

n/a


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mLSerumSST (Gold) Refrigerated 

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mL     

Stability

Environmental Condition Description
Ambient8 hours
Refrigerated7 days
Frozen14 days

Days Performed

Tue, Fri

Turnaround Time

3 - 5 days

Methodology

Name Description
Quantitative Chemiluminescent Immunoassay 

Reference Range

Free Insulin
Sex Age From Age To Type Range Range Unit
       Normal3.0 - 25.0mU/L

Special Info

Free insulin is indicated if insulin antibody is present

Clinical Info

Management of diabetes mellitus when the patient has known insulin autoantibodies.