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onsdag 1 november 2017

ZIKA virus ja keskushermsoton kehityshäiriö

Mitenkähän mega-annosfoolihappoa  vaikuttaisi zikavirusvahinkoja vastaan?
https://jamanetwork.com/journals/jama/fullarticle/2593702

Box.

Birth Defects Potentially Related to Zika Virus Infection During Pregnancy and Monitored by the US Zika Pregnancy Registry for Enhanced Surveillance

Brain Abnormalities With and Without Microcephaly
  • Confirmed or possible congenital microcephalya
  • Intracranial calcifications
  • Cerebral atrophy
  • Abnormal cortical formation (eg, polymicrogyria, lissencephaly, pachygyria, schizencephaly, gray matter heterotopia)
  • Corpus callosum abnormalities
  • Cerebellar abnormalities
  • Porencephaly
  • Hydranencephaly
  • Ventriculomegaly/hydrocephaly (excluding “mild” ventriculomegaly without other brain abnormalities)
  • Fetal brain disruption sequence (collapsed skull, overlapping sutures, prominent occipital bone, scalp rugae)
  • Other major brain abnormalities including intraventricular hemorrhage in utero (excluding postnatal intraventricular hemorrhage)
Neural Tube Defects and Other Early Brain Malformations
  • Neural tube defects including anencephaly, acrania, encephalocele, spina bifida
  • Holoprosencephaly (arhinencephaly)
Eye Abnormalities
  • Microphthalmia/anophthalmia
  • Coloboma
  • Cataract
  • Intraocular calcifications
  • Chorioretinal anomalies involving the macula (eg, chorioretinal atrophy and scarring, macular pallor, gross pigmentary mottling and retinal hemorrhage; excluding retinopathy of prematurity)
  • Optic nerve atrophy, pallor, and other optic nerve abnormalities
Consequences of Central Nervous System Dysfunction
  • Congenital contractures (eg, arthrogryposis, clubfoot, congenital hip dysplasia) with associated brain abnormalities
  • Congenital deafness documented by postnatal audiological testing
a Live births: measured head circumference (adjusted for gestational age and sex) less than the third percentile at birth or, if not measured at birth, within first 2 weeks of life. Pregnancy loss: prenatal head circumference more than 3 SDs below the mean based on ultrasound or postnatal head circumference less than the third percentile. Birth measurements are evaluated using the Intergrowth-21st standards (http://intergrowth21.ndog.ox.ac.uk/) based on measurements within 24 hours of birth.

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