Sistema FMUSP-HC: Faculdade de Medicina da Universidade de São Paulo (FMUSP) e Hospital das Clínicas da FMUSPFISCHER, CarloPEDROSO, CeliaMENDRONE JR., AlfredoFILIPPIS, Ana Maria Bispo deVALLINOTO, Antonio Carlos RosarioRIBEIRO, Bergmann MoraisDURIGON, Edison LuizMARQUES JR., Ernesto T. A.CAMPOS, Gubio S.VIANA, Isabelle F. T.LEVI, Jose EduardoSCARPELLI, Luciano CesarNOGUEIRA, Mauricio LacerdaBASTOS, Michele de SouzaSOUZA, Nathalia C. SantiagoKHOURI, RicardoLIRA, Sanny M. CostaKOMNINAKIS, Shirley VasconcelosBARONTI, CecileCHARREL, Remi N.KUEMMERER, Beate M.DROSTEN, ChristianBRITES, CarlosLAMBALLERIE, Xavier deNIEDRIG, MatthiasNETTO, Eduardo MartinsDREXLER, Jan Felix2019-03-262019-03-262018EMERGING INFECTIOUS DISEASES, v.24, n.5, p.888-892, 20181080-6040https://observatorio.fm.usp.br/handle/OPI/31249We conducted an external quality assessment of Zika virus molecular diagnostic tests in Brazil using a new Zika virus standard. Of 15 laboratories, 73% showed limited sensitivity and specificity. Viral load estimates varied significantly. Continuous quality assurance is required for adequate estimates of Zika virus-associated disease and determination of patient care.engopenAccessinfectionloadarticleCopyright CENTERS DISEASE CONTROL10.3201/eid2405.171747ImmunologyInfectious Diseases1080-6059