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Clinical Approach to Sodium Homeostasis Disorders in Children with Pituitary-Suprasellar Tumors

Gerdi Tuli1,2, Patrizia Matarazzo3,4, Luisa de Sanctis3,4

  • 1Department of Pediatric Endocrinology, Regina Margherita Children's Hospital, City of Health and Science University Hospital of Turin, Turin, Italy, gtuli@unito.it.

Neuroendocrinology
|August 12, 2019
PubMed

Insights

Children with pituitary-suprasellar tumors frequently experience sodium imbalance due to tumor effects and treatments. Prompt diagnosis and careful management of arginine vasopressin (AVP) disorders are crucial for survival and treatment response.

Area of Science:

  • Pediatric Endocrinology
  • Neuro-oncology
  • Metabolic Disorders

Background:

  • Pituitary-suprasellar tumors in children pose a significant risk for sodium metabolism disorders.
  • Tumor mass, treatments (surgical, medical), hypotonic fluids, young age, parenteral nutrition, and hydrocephalus exacerbate risks.
  • Common disorders include syndrome of inappropriate ADH secretion, cerebral/renal salt wasting, central diabetes insipidus (CDI), and adipsic CDI.

Purpose of the Study:

  • To review the management of sodium homeostasis disorders in pediatric patients with pituitary-suprasellar tumors.
  • To highlight the diagnostic and therapeutic challenges associated with arginine vasopressin (AVP) release disorders.
  • To emphasize the prognostic significance of maintaining sodium balance.

Main Methods:

  • Literature review of diagnostic and management strategies.
  • Analysis of clinical data from over 30 years of experience in pediatric endocrinology.
  • Discussion of multidisciplinary approaches involving pediatric endocrinologists, neurosurgeons, and oncologists.

Main Results:

  • Distinguishing AVP release disorders is critical for effective treatment and avoiding rapid sodium fluctuations.
  • Sodium imbalance disorders can be complex, coexisting, or evolving rapidly.
  • Close clinical and biochemical monitoring is essential, particularly during critical treatment phases.

Conclusions:

  • Effective management of sodium homeostasis is vital for improving survival rates, therapeutic response, and reducing hospitalization and mortality in these children.
  • Multidisciplinary collaboration is key to addressing the complex challenges of sodium imbalance in pediatric pituitary-suprasellar tumors.
  • Maintaining sodium balance is a critical component of overall patient care and prognosis.

Keywords:
ChildrenHypernatremiaHyponatremiaPituitary tumors

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