How are newborns exposed to Zika virus monitored?

Updated: Jun 30, 2021
  • Author: Bhagyashri D Navalkele, MD, MBBS; Chief Editor: Michael Stuart Bronze, MD  more...
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The WHO recommends that newborns born to mothers with Zika virus infection undergo head circumference measurement between 1 and 7 days after birth. A head circumference of more than 2 standard deviations below the mean is considered microcephaly; a circumference of more than 3 standard deviations below the mean is classified as severe microcephaly, which should prompt neuroimaging. [30]

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