Concern expands over Zika birth defects
Besides microcephaly, virus could cause long-term health problems
ON EDGE A pregnant woman and her family wait at a health clinic in Loiza, Puerto Rico. The U.S. territory has been hit hard by Zika virus, and nearly 2,000 pregnant women have been confirmed as infected.
Angel Valentin/Getty Images
After a year caring for patients at the heart of Brazil’s Zika epidemic, pediatric neurologist Vanessa van der Linden has seen some of the worst cases.