Nonmicrocephalic Infants with Congenital Zika Syndrome Suspected Only after Neuroimaging Evaluation Compared with Those with Microcephaly at Birth and Postnatally: How Large Is the Zika Virus “Iceberg”?

^aFrom the Centro Diagnostico Multimagem (M.F.V.V.A.), Recife, Brazil
^bFederal University of Pernambuco (A.C.H.), Recife, Brazil
^cPronto-Socorro Cardiológico de Pernambuco (Procape) (A.M.B.-L., M.M.V.), University of Pernambuco, Recife, Brazil
^dBarão de Lucena Hospital (N.C.L.P.), Recife, Brazil
^eDepartment of Radiology (M.C.), University of North Carolina, Chapel Hill, North Carolina
^fAssociation for Assistance of Disabled Children (V.v.d.L.), Recife, Brazil
^gClínica de Apoio Ocupacional (S.C.S.), Jaboatão dos Guararapes, Brazil
^hDom Malan Hospital (A.G.T.), Petrolina, Brazil
ⁱLaboratório Fernando Travassos (P.T.C.T.), Recife, Brazil
^jCentro de Pesquisas Aggeu Magalhães (M.T.C., C.S.), Fiocruz, Recife, Brazil
^kDepartment of Maternal, Child, and Adolescent Health (A.C.), World Health Organization, Geneva, Switzerland.

Please address correspondence to Maria de Fatima Viana Vasco Aragão, MD, Rua Frei Matias Teves, 194 Ilha do Leite, Recife, PE, 50070-450 Brazil; e-mail: fatima.vascoaragao{at}gmail.com