zika causes microcephaly during what trimester
A majority of the women who contracted Zika in the first or second trimester were still pregnant at the time of the report in early April. Other research has found that pregnant women infected with the Zika virus during their first trimester face as high as a 13 percent chance that their fetus will develop microcephaly. Dr. Stella Guerra performs physical therapy on an infant born with microcephaly on June 2, in Recife, Brazil. (Mario Tama/Getty Images)
Study Suggests Zika Causes Blindness. A baby born with microcephaly is examined by a neurologist on Feb. 12, 2016, at the Pedro I hospital in Paraiba state, Brazil. Babies born with microcephaly caused by the Zika virus can suffer from worse eye problems than researchers thought, according to a new study. A study conducted in Brazil suggests that babies born with microcephaly caused by the Zika virus may develop eye problems that could lead to blindness.