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Unformatted text preview: dramatically with 0.15 per 1000 live births reported in 1998, though this decline is partially accounted for by the fact that some foetuses are aborted when tests show signs of Spina bifida. Diagnosis Spina bifida can be diagnosed at different stages using various methods:-• Blood tests – can be carried out in pregnancy. A raised alpha-fetoprotein is associated with the defect • Ultrasound scars – are routinely performed at 11-20 weeks to look for and confirm the diagnosis • CT or MRI scans – will be performed after birth to assess the severity of the defect • Clinical examination of the eyes – can reveal swollen optic discs (Papilloedema) an indicator of hydrocephalus • X-rays – in people with Spina bifida occulta there may be no visible signs and the defect may be detected by chance later in life when investigating other conditions such as back pain...
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- Fall '10
- Anthropology, Spina bifida occulta, Spina Bifida, Folic acid