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Test Code LAB12623 C-Peptide

Department

CHEMISTRY

Collection Requirements

Patient should fast for 14-16 hours.

Primary Collection Container

Gold (SST)

Alternate Collection Container

Yellow Microtainer SST

Transport

Serum frozen

Preferred Transport Temperature

Frozen

Processing

CRITICAL FROZEN.

Centrifuge, separate and send 1.0 Ml.

Stability

Frozen: 7 days

Minimum Testing Volume

0.5 mL

Reference Range

1.9-8.1 ng/mL

Methodology

Chemiluminescent immunometric assay

Performed

Monday, Wednesday, and Friday

Reported

2-3 days

CPT Codes

84681

Unacceptable Conditions

Specimens received not frozen.