بررسی اپیدمیولوژی و الگوی بالینی اولین حمله تشنج ناشی از تب در کودکان

Background and purpose: Febrile seizure is the most common convulsive disorder which occurs in 2% - 4% of children. This study determined demographic and etiologic first attack of febrile seizure in children admitted BooALISina hospital Sari, iran. Materials and methods: In this cross-sectional study, all children (6 months to 6 years old) that were admitted with the diagnosis of febrile seizure in pediatric department of Boo Ali Sina hospital mazandaran medical sciences, Sari, Iran in March to October 2011 were studied. The obtained data was analyzed by means of SPSS software (version 16) applying chi-square at the significant level of α = 0.05. Results: Among 250 children studied, 134 males and 126 females, and the peak incidence of fever and convulsions in the age range 1-2 years. The most common underlying causes were respiratory infections (56.8), followed by gastroenteritis (22.4). In% 91.3 of cases of seizures occurred within the first 24 hours after onset of fever. And the most common form of seizures generalized tonic clonic and simple Febrile convulsion. There was no significant correlation between age, sex and the type of seizure. 5%>p and the seasonal incidence of fever and convulsions common in winter (% 68.4). no significant relation between the Febrile seizure and electrolyte Disturbances (Na, k, BS, Ca) .Anemia was found in (%56.8) of patients. Conclusion: Positive family history and genetic background one of the important factors in the incidence of febrile seizure at ages 1-2 years and the over use of drugs in the prevention of febrile seizures is ineffective. Routine blood chemistry analysis is not necessary in children with febrile seizures and only should be ordered based on the patient’s condition or medical history.