Diabetes insipidus, importance of the value of copeptin

Authors

  • José de Toro-Ruiz Endocrinology and Nutrition Service, University General Hospital of Ciudad Real, Ciudad Real, Spain https://orcid.org/0009-0005-1005-0831
  • Álvaro García-Manzanares Endocrinology and Nutrition Service, University General Hospital of Ciudad Real, Ciudad Real, Spain
  • Ignacio González-Maroto Endocrinology and Nutrition Service, University General Hospital of Ciudad Real, Ciudad Real, Spain https://orcid.org/0009-0003-6099-6014
  • Laura Morales-Bruque Endocrinology and Nutrition Service, University General Hospital of Ciudad Real, Ciudad Real, Spain https://orcid.org/0009-0002-6904-0097
  • Rocío Iniesta-Pacheco Endocrinology and Nutrition Service, University General Hospital of Ciudad Real, Ciudad Real, Spain

DOI:

https://doi.org/10.32818/reccmi.a10n3a5

Keywords:

diabetes insipidus, copeptin, hypenatremia, desmopressin, polydipsia

Abstract

A 72-year-old woman admitted for varicella-zoster virus encephalitis developed hypernatremia and polyuria. Diabetes insipidus was suspected and desmopressin was initiated. Despite clinical improvement, copeptin results later confirmed vasopressine resistance. This case highlights the diagnostic relevance of copeptin.

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References

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Published

2025-12-23

How to Cite

1.
de Toro-Ruiz J, García-Manzanares Álvaro, González-Maroto I, Morales-Bruque L, Iniesta-Pacheco R. Diabetes insipidus, importance of the value of copeptin. Rev Esp Casos Clin Med Intern [Internet]. 2025 Dec. 23 [cited 2026 Feb. 16];10(3):112-4. Available from: https://www.reccmi.com/RECCMI/article/view/1170