Collection Notes: Patient should fast for 12 hours prior to collection.
Clinical Utility: C-Peptide is useful for the evaluation of pancreatic function because it gives a direct evaluation of beta-cell function. C-peptide level can be used to measure metabolic stability of diabetes mellitus.
Serum (2 mL)
Ambient 4 Days
Refrigerated 7 Days
Frozen 7 Days
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