خصوصیات دموگرافیک کودکان مبتلا به هیدروسفالی اکسترنال در مرکز آموزشی درمانی طالقانی گرگان (90 - 1388 )

Background & objective: but its etiology is unknown. Based on deficiency of epidemiological studies, this studyFamily and genetic factors are effective on incidence of external hydrocephalusaimed to determine the demographic features of children with external hydrocephalus.Methods: referred to Taleghani tertiary hospital during 2009-2011 were assessed. Inclusion criteriaIn this retrospective descriptive study (2011), all records of children with external hydrocephaluswas definite diagnosis of external hydrocephalus. Checklist was used for data collection. All datawere entered to SPSS software (version 16) and were described by descriptive statistics.Results: (48.8%), 32 cases born by cesarean section (78%), 31 cases (75.6%) with no consanguineous marriageof parents, 38 cases (92.7%) born at term gestational age, 24 cases (58.53%) with macrocephalyin family, 17 cases (41.5%) with hospitalization history, 39 cases (95.1) with normal birth weight wereassessed. Mean of age and head circumference were 8.8±2.8 years and 35.15±1.5 cm, respectively.Increase of head circumference with 30.2 % was the most common complaint at referred time duringhealth cares. 33 cases (80.5%) diagnosed based on CT scan and 11 cases (26.8%) had developmentdelay.From 41 children included to the study, 33 boys (80.5%), 20 cases with Fars ethnicityConclusion: of head circumference during health cares had the most frequency of external hydrocephalus.Much more attention to these children and early diagnosis and treatment is essential.Boys children with fars ethnicity, macrocephaly history, developmental delay and increase