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Central Diabetes Insipidus in Children as a Diagnostic Challenge

Kamil Dyrka1, Lukasz Dzialach1,2, Marek Niedziela1

  • 1Department of Pediatric Endocrinology and Rheumatology, Institute of Pediatrics, Poznan University of Medical Sciences, Poznan, Poland.

Clinical Pediatrics
|October 6, 2023
PubMed

Insights

Central diabetes insipidus (CDI) in children presents unique diagnostic challenges. Early identification of underlying causes like tumors is crucial for effective management and long-term outcomes.

Area of Science:

  • Pediatric Endocrinology
  • Neuroendocrinology
  • Genetics

Background:

  • Central diabetes insipidus (CDI) is characterized by antidiuretic hormone deficiency, leading to excessive dilute urine production, polyuria, nocturia, and polydipsia.
  • Diagnosing CDI in pediatric patients can be complex, particularly in identifying the underlying etiology.

Purpose of the Study:

  • To highlight the varied clinical presentations and diagnostic difficulties of CDI in children.
  • To review the etiology, symptoms, diagnostic workup, and management of pediatric CDI.
  • To present case studies illustrating diverse causes of CDI in children.

Main Methods:

  • Retrospective review of 4 pediatric patients diagnosed with CDI.
  • Analysis of clinical presentations, diagnostic workup, and identified etiologies.
  • Review of existing literature on pediatric CDI.

Main Results:

  • Four pediatric patients (3-13.5 years) with CDI were identified.
  • Etiologies included septo-optic dysplasia/optic nerve hypoplasia (1 patient) and acquired causes like Langerhans cell histiocytosis and germ cell tumors (3 patients).
  • In acquired cases, CDI was the initial manifestation of an underlying tumor or granuloma.

Conclusions:

  • Pediatric CDI presents with diverse clinical features, posing diagnostic challenges.
  • Acquired causes of CDI, such as tumors, require prompt recognition as the initial symptom.
  • Long-term follow-up is often necessary to establish definitive diagnoses in pediatric CDI cases.

Keywords:
ADHCDILangerhans cell histiocytosisantidiuretic hormonediabetes insipidusgerm cell tumorsepto-optic dysplasia

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