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Relationship between Changes in Serum Sodium Level and Seizures Occurrence in Children with Hypernatremic Dehydration
Farhad Heydarian1, Arezou Rezaeian2
1Research Center for Patient Safety, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
Insights
This study found no link between serum sodium level changes and seizures in children with hypernatremic dehydration. Further research is needed to understand seizure triggers in these pediatric cases.
Area of Science:
- Pediatrics
- Neurology
- Endocrinology
Background:
- Hypernatremic dehydration is a critical condition in children.
- Seizures are a known complication of hypernatremic dehydration.
- The relationship between serum sodium fluctuations and seizure occurrence requires further investigation.
Purpose of the Study:
- To investigate the association between serum sodium level changes and seizure occurrence in pediatric patients.
- To compare serum sodium levels and their rates of change in children with and without seizures.
Main Methods:
- A cross-sectional study involving 63 children (2 months to 5 years) with hypernatremic dehydration.
- Patients were categorized into two groups: those with seizures (case group) and those without (control group).
- Serum sodium levels and their changes over time were analyzed.
Main Results:
- Thirteen patients experienced seizures, with 11 occurring before admission.
- Serum sodium levels at admission were 169 mmol/L in patients with post-admission seizures versus 162.8 mmol/L in those without.
- Rates of serum sodium decrease within 12 and 24 hours post-admission showed no significant difference between groups. Severe dehydration was more prevalent in the seizure group.
Conclusions:
- No significant relationship was identified between serum sodium level changes and seizure occurrence in children with hypernatremic dehydration.
- The findings suggest that factors other than serum sodium fluctuations may precipitate seizures in this population.
- Further studies are warranted to elucidate the complex pathophysiology of seizures in hypernatremic dehydration.
Objective:
To assess any relationship between serum sodium changes and seizure occurrence in children aged 2 months to 5 years with hypernatremic dehydration.
Materials & Methods:
This cross-sectional study was performed on 63 patients aged 2 months to 5 years from 20 March 2006 to 15 March 2012 at Ghaem Hospital and Dr. Sheikh Hospital in Mashhad, Iran. Patients were divided into 2 groups: case group with hypernatremic dehydration and seizure occurrence, and control group with hypernatremic dehydration and no seizures.
Results:
The mean age of patients was 10.38 (2-48) months. Thirteen patients had seizures, 11 out of them, before admission and 2 during hospital staying. Serum sodium level at admission in those 2 patients with seizure occurrence after hospitalization was 169 (158-180) mmol/L, and in 50 patients without seizure was 162.8 (148-207) mmol/l. Also, the rate of decrease of serum sodium levels in these 2 cases within the first 12 hours after admission was 1.12, and in those without seizure was 0.54 (mmol/L/hour), and it was 0.47 and 0.53 (mmol/l/ hour) after 24 hours of admission, respectively. Severe dehydration was seen in 38.5% of cases and 14% of controls.
Conclusion:
There was not any relationship between changes in serum sodium level and seizure occurrence in children with hypernatremic dehydration.
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