| Test Name: | C - Peptide |
| Epic Order Code: | LAB521 |
| CPT Code: | 84681 | | |
| Specimen(s) Type: | Serum; 1.0 mL |
| Acceptable Container(s): |   Tops are gold and red. |
| Testing Schedule: | Monday-Friday |
| Turn Around Time: | STAT: NA |
| | Routine: 1-3 days |
| Collection Information: | No special patient preparation is required. Obtain specimen by standard collection procedures. |
| Transport Information: | Deliver to lab immediately. All specimens must be signed into the laboratory. |
| Reference Clients: | If unable to deliver to the lab within 1 hour, centrifuge the specimen and remove serum from the red cells. Store and transport at room temperature. Specimen must be received in the lab within 24 hours. If longer storage is required, store and transport the sample at 2-8° C for 48 hours, or at -10° C or colder for up to 30 days. |
| Causes for Rejection: | Improperly labeled, incorrect container, contaminated, insufficient quantity, incorrect/delay in transport, gross hemolysis. |
| Reference Range: | 0.78 - 5.19 ng/mL |
| Additional Information: | |