MyHealth

Manage your account, request prescriptions, set up appointments & more.

LOG IN
Don't have an account
Contact Us

C PEPTIDE

Mnemonic

C PEPTIDE

Synonym

C Pep

Specimen Collection Requirements

Patient Preparation

Fasting specimen is preferred.

Collect

Serum, one 5.0 mL gold (SST) top tube, also acceptable 7.0  mL plain red top tube

Handling

Allow serum tubes to clot completely at room temperature (minimum - SST: 30 minutes, red top tubes: 60 minutes). Centrifuge and separate serum from cells ASAP.

Preferred Volume

1.0 mL

Minimum Volume

0.3 mL Serum, (Whole Blood 0.8 mL minimum draw)

Transport

Frozen (at or below -20°C)

Rejection Criteria

Grossly hemolyzed specimens, plasma

Stability

AFTER SEPARATION FROM CELLS: Room Temperature (20-25°C): 8 hours; Refrigerated (2-8°C): 24 hours; Frozen (at or below -20°C): 1 month

Testing Information

Performed

Mon, Wed, Fri

Reported

24-72 hours

Method

Chemiluminescent Assay

Reference Values

Reference Values

0.8 - 3.8 ng/mL

Comments

Reference range applies to fasting specimens.  To convert to nmol/L, multiply ng/mL by 0.33.

CPT Codes

84681

Last Updated: Thursday, January 5, 2017 03:40:45 AM


Client Services: 503-413-1234