C-Peptide




Test Mnemonic

CPEPT

CPT Codes

  • 84681 - QTY (1)

LOINC ®

1986-9

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold) RefrigeratedSeparate and freeze if storage/transport time is longer than 24 hours.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.3 mL     

Stability

Environmental Condition Description
Ambient1 Day
Refrigerated7 days
Frozen14 days

Days Performed

Sun - Sat

Turnaround Time

1 day

Methodology

Name Description
Chemiluminescence Immunoassay (CLIA) 

Reference Range

C-Peptide
Sex Age From Age To Type Range Range Unit
       Normal0.8 - 3.9ng/mL

Clinical Info

Evaluation of insulin secretion in diabetic patients