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Association between iron deficiency anemia and febrile seizures
1Department of Paediatrics, Shifa College of Medicine, Islamabad. rehman_naveed@hotmail.com
Insights
Iron deficiency anemia is more common in children experiencing febrile seizures. This study suggests that iron-deficient children may be more susceptible to febrile seizures, warranting further investigation.
Area of Science:
- Pediatrics
- Hematology
- Neurology
Background:
- Febrile seizures are common in childhood.
- Iron deficiency anemia (IDA) is a prevalent nutritional deficiency.
- The association between IDA and febrile seizures requires further elucidation.
Purpose of the Study:
- To investigate the association between iron deficiency anemia and febrile convulsions in children.
- To compare the prevalence of IDA in children with febrile seizures versus those with febrile illness without seizures.
Main Methods:
- A case-control study was conducted involving 60 children at Aga Khan University Hospital, Karachi.
- Cases were children with febrile seizures, and controls were children with febrile illness without seizures, matched for age and gender.
- Iron deficiency anemia was assessed using hemoglobin, hematocrit, MCV, MCH, and serum ferritin levels.
Main Results:
- No significant difference in mean age or gender distribution was observed between cases and controls.
- Iron deficiency anemia was significantly more frequent in children with febrile seizures compared to controls.
- Key indicators like hemoglobin, hematocrit, MCV, MCH, and serum ferritin were significantly lower in the febrile seizure group.
Conclusions:
- Lower plasma ferritin levels in children with febrile seizures suggest a higher susceptibility in iron-deficient children.
- Findings indicate a potential link between iron deficiency and an increased risk of febrile seizures.
- Further research is recommended to explore the incidence of subsequent febrile seizures after iron deficiency treatment.
Objective:
To find the association between iron deficiency anemia and febrile convulsions among children presenting at the Aga Khan University Hospital, Karachi.
Design:
Case control study.
Place And Duration Of Study:
Paediatric Department of the Aga Khan University Hospital, Karachi, from January 2001 to December 2001.
Patients And Methods:
A total of 60 patients fulfilled the study criteria of febrile seizure or any febrile illness. These were divided into two groups with children having febrile seizures comprised the cases while those having only febrile illness with no seizures comprised the controls. Both groups had equal number of children matched for age and gender. Workup for seizures and iron deficiency anemia was done and data was analyzed using SPSS version 10.
Results:
The mean age for cases (group A) was 22.97+/-9.52 months while that for controls (group B) was 22.77+/-11.33. There was also no significant difference in the gender distribution in the two groups. Iron deficiency anemia was significantly more frequent among the cases as compared to the controls as evident from parameters studied i.e. hemoglobin <10 g/dl (p-value= <0.000), hematocrit <30% (p= <0.01), MCV <70 fL (p=<0.002), MCH<24 pg (p= <0.001) and serum ferritin <10 ng/ml (p= <0.000).
Conclusion:
Plasma ferritin level was significantly lower in cases as compared to controls suggesting that iron deficient children are more prone to febrile seizures. A follow-up study of patients found to be iron-deficient at the time of a first febrile seizure to determine the incidence of subsequent febrile seizures after treatment for iron deficiency would be of great interest.
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