C-Peptide

How to Cite This Chapter: Don-Wauchope A, Chetty VT, Ivica J, Kavsak P, Khan WI, Lafreniere M, Nouri K, Solnica B. C-peptide. McMaster Textbook of Internal Medicine. Kraków: Medycyna Praktyczna. https://empendium.com/mcmtextbook/chapter/B31.1269.3.7.119. Accessed April 20, 2024.

Last Updated: May 9, 2022

Last Reviewed: May 9, 2022

Chapter Information

For a brief introduction and guide to abbreviations, see Laboratory Tests: General Remarks.

Analyte [material]

C-peptide [S/P]

Reference range, target level, or decision threshold

0.4-1.2 nmol/L

Interpretation of results

↑ Insulinoma, insulin resistance, drugs (sulfonylurea derivatives)

↓ Type 1 DM, LADA

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C-Peptide

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