Zika Virus Update
CDCRespondstoZIKA
Zika BriefingDr. CliveM.Brown,MBBS,MPH,MSc,DTM&H(London)Chief,QuarantineandBorderHealthServicesBranchDivision ofGlobalMigrationandQuarantineMarch18,2016
WhatisZika virusdisease(Zika)?§ In1947,yellowfeverresearchers
placedarhesusmacaqueinacageintheZikaForestinEntebbe,Uganda– Zikameans"overgrown"intheLugandalanguage
§ Themonkeydevelopedafever– Researchersisolatedatransmissibleagentfromitsserumin1952– theZikavirus
WhatisZika virusdisease(Zika)?§ Diseasespreadprimarilythroughthe
biteofanAedes mosquitoinfectedwithZika virus.
§ Mostpeoplewon’tevenknowtheyhaveZika.
HowisZikatransmitted?
§ Zika canbetransmittedthrough:– Mosquitobites– Fromapregnantwomantoherfetus
– Sexualcontact– Bloodtransfusion
WherehasZika virusbeenfound?
§ Before2015,ZikaoutbreaksoccurredinAfrica,SoutheastAsia,andthePacificIslands.
§ Currentlyoutbreaksareoccurringinmanycountriesandterritories.
Zikaisprimarilytransmittedthroughmosquitobites.Protectyourself.
Ways to Protect Yourself from Zika
STEP 1KEEP MOSQUITOES OUTSIDE
STEP 3WEAR INSECT REPELLENT
STEP 2CREATE A BARRIER BETWEEN YOU AND MOSQUITOES
STEP 4PROTECT YOUR FAMILY
STEP 5PROTECT YOUR PARTNER
STEP 6DO YOUR HOMEWORK
BEFORE TRAVELING
SOURCE: CENTERS FOR DISEASE CONTROL AND PREVENTION
Doyourhomework beforetraveling
Seethelatesttravelnoticesat:
wwwnc.cdc.gov/travel/page/zika-travel-information
WhatisCDCdoing?§ CDC’sEmergencyOperationsCenter
– ActivatedJan22,2016– HighestlevelofactivationonFeb8.
§ Workingwithpartnersto:– Educatehealthcareproviders&publicaboutZika.– Posttravelnotices(level2alert,practiceenhanced
precautions)andothertravel-relatedguidance.– Providestateandterritorialhealthlaboratorieswith
diagnostictests.– CreateanddistributeZikaPreventionKitsforaffected
USterritories
• OnFebruary1,2016WHOdeclaredthecurrentZikavirussituationaPublicHealthEmergencyofInternationalConcern(PHEIC)
• Microcephalyandotherneurologicdisorders– needforsurveillanceandresearch• Zikavirustransmission• Longer-termmeasures
• Travel• Thereshouldbenorestrictionsontravelortradewithcountries,areasand/or territorieswith
Zikavirustransmission• TravelerstoareaswithZika virustransmissionshouldbeprovidedwithuptodateadviceon
potentialriskandappropriatemeasurestoreducethepossibilityofexposuretomosquitobites
• StandardWHOrecommendationsregardingdisinsectionofaircraftandairportsshouldbeimplemented
• March8,2016WHOstatementontheZika virussituation,fortravel:§ PregnantwomenshouldbeadvisednottotraveltoareasofongoingZika virusoutbreaks;§ PregnantwomenwhosesexualpartnersliveinortraveltoareaswithZika virusoutbreaksshould
ensuresafesexualpracticesorabstainfromsexforthedurationoftheirpregnancy
WHODeclaration
U.S.Population&Travelers
~310millionpopulation~40millionforeign-born>300 officialportsofentry
Border Crossings per Year
Mode MillionsAir 78
Sea* 26Land 237Total 341
Airport Coverage – North AmericaTravel from Zika Affected Countries
Mode MillionsAir 34Sea 9
Land 173Total 216
San Diego
Atlanta
ChicagoSeattle
Miami
Los Angeles
San Francisco
Honolulu
WashingtonDC
El PasoHouston
NewarkNew York
Boston
San Juan
Minneapolis
DetroitAnchorage
Dallas
U.S. Port of Entry (n= 327)
CDC Quarantine Station (n=20)
U.S.POEandCDCQuarantineStations
RoutineActivitiesatU.S.Airports
• Promptlyidentifyandanalyzepublichealthriskbasedonilltravelerassessment
• Utilizeexistingreportingandresponsemechanisms• Mitigatemorbidityandmortalityforpassengers,crew,
andcommunity• Supportcrisisemergencyriskcommunication
(compassionate,timely,credible)
Close coordination with local public health, emergency first responders, law enforcement, and aviation sector partners is essential
RoutineBorderTools&ActivitiestoPreventIntroductionofCommunicableDiseases• Healthpromotion&healthcommunicationstotravelers
• E-monitors,TravelHealthAlertNotices,CDCTravelers’HealthWebsite
• Guidancetoairlinesandairportpartners• Federalauthorities torestricttravel• Contactinvestigations• RoutineProcedurestoDetectIllTravelers• Training,Planning,Exercising
Preparedness & Response
U.S.AirportEntryScreening• Routineprocedurestoidentifyill travelersison-goinginpartnershipwithCustoms
andBorderProtection(CBP)• CDCisnotconductingentryscreeningonarrivingtravelersforZika• TravelersfromareaswhereZikavirusisspreadingcouldarriveatanyU.S.airport,
includingondomesticflightsfromU.S.territoriesorpreclearanceports.• CDCstaff,incollaborationwithCBP,EMSandlocalhealthofficials,followroutine
protocolsandrespondtosicktravelersanddetermineappropriatemeasures• ThereportingrequirementsforairlinesandcruiseshipsunderCDC’sregulations
(42CFRpart71)coversomeofthemorecommonsymptomsofZika.• CDCwillcontinuetoassessthesituationanddetermineifadditionalmeasuresare
necessaryandcommunicatewithCustomsandBorderProtection.
Disinsection ofCommercialAirplaneso Zika virusspreadsfromplacetoplaceprimarilythroughinfectedtravelers,notmosquitoeso CDCdoesnotrecommend routineuseofinsecticides(disinsection)insidecommercial
conveyancestopreventthespreadofZikaviruso InsecticideuseisnotrequiredforairplanesorshipsarrivingintheUnitedStateso Jurisdictionsshouldcontinuetofollowestablished,routinevectoreffortstocontrolor
eliminatemosquitoesinairportsandseaports
o Airlinesshouldfollowguidancefromcountriesthatrequiredisinsection andfromtheInternationalCivilAviationOrganization
o WHOhaspostedinformationon“Zikavirus:Aircraftdisinsection formosquitocontrol”at:http://www.who.int/ihr/ports_airports/zika-aircraft-disinsection/en/.
SanJuanQuarantineStation
PhiladelphiaQuarantineStation
WhatCanAirlinesdotoHelpAmplifytheMessage
• Consideradoptingfleet-wideapproachtoZikavirusnotifications• Providehealthadvicetopassengersandcrewwithitinerariestolocations
listedinZikavirustravelalertsashavingreportedZika transmission• US-CDC,WHO/PAHO,EuropeanCentreforDiseasePreventionandControl(ECDC)
• Guidancefromrelevantnational,regionalandinternationalhealthauthoritiescanbeusedtodevelophealthadvice
• Provideinformationforspecificriskgroups• Pregnantwomen,womentryingtobecomepregnant
• Updatewhenhealthauthoritiesupdatetheadvicetheyprovide
WhatCanAirlinesdotoHelpAmplifytheMessage
• Messagescanbeprovided:• Pre-travelhealthalertswithitinerariestoaffectedcountries:
• Topassengersaton-linebooking, viaemailprior totravel• Tocrew:onlinevideos,newsletters,emails
• Specifichealthinformation forpregnantwomenandforwomentrying tobecomepregnant.
• Onboard:• Inflightvideos- everyoneorthosewhoselect;• Flyers,magazinearticles• Additionalgoodiesforflightstoaffectedcountries?
Olympics2016Brazil,5-21August&7– 18September
• U.S.OlympicCommittee(USOC)formedaDiseaseAdvisoryGroup• Assistinidentifyingandestablishingbestpracticesregardingthemitigation,
assessment,andmanagementofinfectiousdiseasecenteredontheathletesandstaffparticipatinginOlympicandParalympicGamesandUSOCoperatedfacilities.
• Assistindevelopingeducationalmaterialsforathletes,staff,anddelegationmembers.
• CDCisamemberofadvisorygroup:Capt.MartinS.Cetron,MD,Director,DivisionofGlobalMigrationandQuarantine
• Olympictravelnoticeposted:http://wwwnc.cdc.gov/travel/notices/alert/2016-summer-olympics-rio
TravelRecommendationsfor2016SummerOlympicsinBrazil
• Zika• Womenwhoarepregnantshouldnotgo.• Iftheymustgo,should preventmosquitobites.• Womentryingtobecomepregnantshouldtalktotheirdoctor.• Menwhogoshouldusecondomsornothavesexwithpregnantpartners.
• Othertravelhealthrecommendations• Gettravelvaccines.• Followsafetyandsecurityrecommendations.• Followfoodandwatersafetyguidelines.• Preventmosquitobites(topreventdengueandchikungunya,aswellasZika).• Choosesafetransportationoptions.
• Similarguidelineshavebeenissuedforspringbreaktravelers.http://www.cdc.gov/features/springbreaktravel/index.html
Airlines:ThingstoTakeIntoAccount• Diseaseseverityandpotentialimpactontraveler• Arealltravelersatsamerisk• StatementsbyWHO
§ Emergencycommitteestatements,e.g.PHEIC• StatementsbyNationalGovernments
§ TravelHealthNotices• IntheUScouldconsiderforL2orL3
§ PublishedGuidanceforMonitoringandMovementofPersons• CDCadvisespurchasingtravelhealthandmedicalevacuationinsurance
http://wwwnc.cdc.gov/travel/yellowbook/2016/the-pre-travel-consultation/travel-insurance-travel-health-insurance-medical-evacuation-insurance
CommunicationMaterials
ZikaUpdates:www.cdc.gov/zika
§ CDCEmergencyPartnersNewsletterrequest:[email protected]
§ ZikavirusandpregnancyQ&As:http://www.cdc.gov/zika/pregnancy/question-answers.html
§ Zika keymessageshttp://www.cdc.gov/zika/pdfs/zika-key-messages.pdf
Resources
Formoreinformation,contactCDC1-800-CDC-INFO(232-4636)TTY:1-888-232-6348www.cdc.gov
ThefindingsandconclusionsinthisreportarethoseoftheauthorsanddonotnecessarilyrepresenttheofficialpositionoftheCentersforDiseaseControlandPrevention.