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Test Code CPR C-Peptide

Important Note

Patient should be fasting 8 hours prior to collection

Performing Laboratory

Women and Children's Hospital Laboratory       304-388-2385

Specimen Requirements

Preferred: Mint Green or dark green Lithium Heparin

Acceptable: Serum, SST or Red

Allow SST or red top to clot completely.

Spin and physically separate plasma/serum from contact with cells as soon as possible.

4mL of plasma/serum (minimum 2mL)

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient
  • Grossly hemolyzed or lipemic

Storage and Stability

Room temperature                 24 hours
Refrigerated 2-10oC    48 hours
Frozen <15oC    90 days

Reference Values

0.6-4.0 ng/mL

Methodology

Chemiluminescent immunoassay

Days Test Set Up and Turnaround

Monday through Sunday, Continuously 

AM Collection Expected by 9AM same day
Routine Expected within 24 hrs
Stat Expected within 1 hr
Timed Expected results are test dependant

CPT Coding

84681