The combinations of the sexes of familial cases of neural tube defect.
نویسنده
چکیده
منابع مشابه
نقص لوله عصبی در نوزادان زنده متولد شده: میزان بروز و عوامل موثر بر آن
Background: Neural Tube Defect (NTD) characterized by failure of neural tube to close properly be the second most common born defect after congenital heart disease. The most prevalent forms of NTD are Anencephaly and Spinal-bifida. Many factors are involved in this anomaly. New researches suggest environmental factors like radiation, hyperthermia, Vitamin A and acid folic deficiency, anti epile...
متن کاملNeural Tube Defect and Folic Acid
نقص لوله عصبی یکی از ناهنجاریهای مادرزادی مهم و شایع می باشد که شیوع آن بیش از ۵/ ۴ در ۱۰۰۰ تولد زنده است. اتیولوژی و پاتوژنز بیماری هنوز ناشناخته است. مطالعات اخیر بر روی حیوانات نشان می دهد که این ناهنجاری ممکن است، ناشی از متابولیسم غیر طبیعی هموسیستئین باشد. در مطالعات اخیر مشخص شده است که پیشگیری از نقص لوله عصبی (NTD) بوسیله اسیدفولیک مؤثر می باشد.
متن کاملIs there a familial link between Down's syndrome and neural tube defects? Population and familial survey.
OBJECTIVE To verify whether Down's syndrome and neural tube defects arise more often in the same family than expected by chance. DESIGN Population and familial survey. SETTING Network of maternity hospitals in the Latin American collaborative study of congenital malformations (ECLAMC) in Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, and Venezuela between 198...
متن کاملNEURAL 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-s...
متن کاملEffect of retinoic acid on neural tube development in chick embryo
retinoic acid is one of the derivatives of vitamin A.it is used for treatment of dermatitis,but it has different teratogenic effects on developing organs depending on the different stages of embryonic life.neural tube is made of two different parts:primary neural tube originated from embryo germinal layer and and secondary neural tube originated from tail bud.the persent study was designed to ...
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عنوان ژورنال:
- Journal of medical genetics
دوره 30 5 شماره
صفحات -
تاریخ انتشار 1993