نتایج جستجو برای: neural tube defect
تعداد نتایج: 468234 فیلتر نتایج به سال:
A 24-year-old woman who had previously given birth to an infant with Down's syndrome was shown by chromosomal analysis of the liquor amnii to be carrying an infant with trisomy D. Routine examination of serum and liquor alpha-feto protein (AFP) in the antenatal period showed unexpected high levels of both, consistent with a neural tube defect. The fetus, however, did not have evidence of a neur...
BACKGROUND Birth defects, which are the major cause of infant mortality and a leading cause of disability, refer to "Any anomaly, functional or structural, that presents in infancy or later in life and is caused by events preceding birth, whether inherited, or acquired (ICBDMS)". However, the risk factors associated with heredity and/or environment are very difficult to filter out accurately. T...
Anencephaly is an open neural tube [5] defect, meaning that part of the neural tube [5] does not properly close or that it has reopened during early embryogenesis [6]. An embryo with anencephaly develops without the top of the skull, but retains a partial skull, including the face. Anencephaly is one of the most common birth defects [7] of the neural tube [5], occurring at a rate of approximate...
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