ARUP's Laboratory Test Directory
| 0070103: C-Peptide, Serum or Plasma |
| Test Mnemonic: C PEP | |
|
Methodology: Chemiluminescent Immunoassay
Performed: Sun-Sat Reported: Within 24 hours |
| Specimen Required: | |
|
Collect: One 4 mL SST or PST. Fasting specimen preferred. Also acceptable: green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).
Transport: 1 mL serum or plasma, frozen. (Min: 0.5 mL) Submit specimen in an ARUP Standard Transport Tube. Pediatric Collection/Transport: 0.4 mL serum or plasma, frozen. Remarks: Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP. Stability: After separation from cells: Ambient: 8 hours; Refrigerated: 2 days; Frozen: 1 month |
|
| Reference Interval: |
| 0.8-3.5 ng/mL |
| Note: | |
| Reference interval applies to fasting specimens. To convert to nmol/L, multiply ng/mL by 0.33. |
| CPT Code(s): | |
| 84681 |