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[Holoprosencephaly with neurogenic hypernatremia]
J M Cuisset1, J C Cuvellier, L Vallée
1Service des maladies infectieuses et de neurologie infantiles, CHRU de Lille, hôpital Roger-Salengro, Lille.
Summary
Neurogenic hypernatremia, a rare complication of semi-lobar holoprosencephaly, presents without dehydration signs. Differentiating it from other hypernatremia causes is crucial as it lacks specific complications.
Area of Science:
- Pediatric Neurology
- Endocrinology
- Genetics
Background:
- Semi-lobar holoprosencephaly is a rare congenital brain malformation.
- Neurogenic hypernatremia can be an infrequent complication in these patients.
- Distinguishing neurogenic hypernatremia from other causes is clinically important.
Observation:
- Two pediatric cases of semi-lobar holoprosencephaly were analyzed.
- Patients presented with chronic hypernatremia and hyperosmolarity.
- Clinical signs of dehydration were notably absent.
Findings:
- The hypernatremia was ultimately attributed to a neurogenic origin.
- This highlights a specific presentation of neurogenic hypernatremia.
- The condition was observed in children aged 7 months and 4 years.
Implications:
- Accurate diagnosis of neurogenic hypernatremia is essential.
- It requires differentiation from other hypernatremia etiologies.
- This condition does not present with specific, characteristic complications.