نتایج جستجو برای: neural tube defects
تعداد نتایج: 489606 فیلتر نتایج به سال:
background: neural tube defects (ntd) are one of the leading causes of infant mortality worldwide. this study was designed to determine the prevalence of ntds among native fars ethnic groups during 1998-2005, and to identify maternal and demographic factors associated with ntds. methods: we performed a descriptive cross-sectional hospital-based study in dezyani hospital, gorgan, north of iran,...
iniencephaly is a rare kind of neural tube defect that is classified into two types of iniencephaly apertus and iniencephaly clausus. this anomaly could be diagnosed prenatally by obstetric ultrasonography and terminated by therapeutic abortion; however, it could be undiagnosed until birth similar to our case due to the abnormal position of the fetus or lack of experience of the sonographer. du...
the cause of neural tube defects (ntds) is multifactorial and in this case folic acid has an important role. since the neural tube is closed during 21-28 days of pregnancy, most of women are not informed about their pregnancy at this time, and as a result the golden time of folic acid consumption is missed. the aim of this study was evaluating the performance of pregnant women attending to tehr...
abstract objective neural tube defects including anencephaly, encephalocele, and spina bifida are major congenital malformations with multifactorial etiology, and with a great variation in their prevalence in different populations. the study on the prevalence of these malformations may be helpful in planning strategies for their prevention. the aim of this epidemiologic descriptive study was to...
background: spina bifida and anencephaly are among serious and fatal anomalies in infants that may lead to a 50-70% of reduction in incidence when folic acid is consumed before conception. methods: in a cross sectional study, 2997 pregnant women were evaluated to determine the level of their knowledge and practice about using folic acid in fars province, southern iran. results: eighty percent o...
objective while the effects of folic acid are well established in prevention of neural tube defects (ntds), these diseases have a high prevalence in iran. in order to encourage folic acid supplement use in pregnancy, it is important to promote the awareness of women of childbearing age regarding folic acid importance in preventing ntds. the aim of the present study was to study the knowledge an...
background: neural tube defects (ntds) including spina bifida and anencephaly are the second most common birth defects with 2.8 per 1000 births in northern iran. objectives: this study was conducted to determine the risk factors of neural tube defects in gorgan, north of iran. patients and methods: this hospital-based, case-control study was carried out on all ntd-affected pregnancies (n = 59) ...
how to cite this article: talebian a, soltani b, sehat m, zahedi a, noorian a, talebian m. incidence and risk factors of neural tube defects in kashan, central iran. iran j child neurol. summer 2015;9(3):50-56. abstract objective neural tube defects (ntds) are the most common congenital defects of central nervous system due to neural tube closure deficit during the third and fourth weeks of ges...
neural tube defects in newborns in the south-east of the caspian sea border (gorgan, iran 1998-2000)
neural tube defects (ntd) are one of the most important malformations of newborns. the aim of this research is to determine the rates of ntd, anencephaly and spina bifida cystica and the relations of these abnormalities to the factors including sex, race, ethnicity, maternal age and familial marriage in the south-east of the caspian sea border. a three-year descriptive-analytic and cross-sectio...
Abstract Background: Phenytoin is one of the oldest anti epileptic drugs it may result in fetal abnormalities if taken during pregnancy. This study was designed to determine teratogenic effects of phenytoin on the development of skeleton and neural tube defects in mouse fetuses.. Materials and methods: Forty small experimental pregnant mice (NMRI Type) were divided in to three experimental...
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