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Zika 101

Agenda

Overview of the Zika Virus

The Danger Zones

Risk, Symptoms, and Treatment

Prevention and Assistance

History of Zika

1947 - 1948• New virus discovered in the

Zika forest of Uganda. • Recovered from the Aedes

africanus mosquito

• First human cases of Zikadetected in Tanzania and Uganda

1952

History of Zika

1960’s – 1980’s• Zika detected in mosquitos

across Africa, India, Indonesia, Malaysia and Pakistan

• Cases confirmed through blood tests

• Zika spreads from Africa and Asia

• First large Zika outbreak on Pacific Island of Yap

2007

History of Zika

2008

• US Scientist infected in Senegal returns to US and infects wife

• Two distinct lineages of the virus are identified: African and Asian

2012

History of Zika

2013-2014

• Zika outbreak occurs in 4 Pacific Islands

• Possible link discovered between Zika virus and birth defects • Brazil reports neurological

disorders associated with an unusual increase in microcephaly

• Brazil reports 49 confirmed cased of Guillain-Barre syndrome

2015

History of Zika

2015• Zika outbreak occurs in El

Salvador, Guatemala, Mexico, Paraguay and Venezuela

• Zika infections confirmed in South American, US Virgin Islands and Caribbean

• Intrauterine transmission in Brazil

• Evidence from Brazil proves links with microcephaly and miscarriages

January 2016

History of Zika

February 2016• Case report shows the

virus as neurotropic• El Salvador reports

increase in Guillain-Barre syndrome

• Brazil reports increased cases of microcephaly Zikadetected in samples

• US reports case of sexual transmission of Zika in Texas

February 2016

History of Zika

March 2016• There is evidence that there is

a direct link between Zika and neurological disorders

April 2016

• The CDC concludes that infection with the Zika virus in pregnant women is a cause of the birth defect microcephaly and other severe brain abnormalities in babies

History of Zika

May 2016

• Panama confirms four microcephaly cases tied to Zika

• Spain has first case of Zika-related brain defect in a fetus

July 2016• CDC confirms a Utah resident's

death from the previous month is the first Zika-related death in the continental United States

• Florida authorities report what is believed to be the first evidence of local Zikatransmission in the continental United States

History of Zika

August 2016

• Florida governor says five cases of Zika are believed to have been contracted in Miami Beach, the second area in Miami-Dade county where the virus is spreading

September 2016

• Florida confirms 56 locally transmitted cases, 577 travel-related infections, and 80 infections involving pregnant women

History of Zika

September 2016

• The U.S. Department of Health and Human Services reports 20,800 confirmed cases of Zikavirus in U.S. and territories

September 2016

• There are 3,176 confirmed cases in U.S.

• Department of HHS states there were more than 1,880 pregnant women with evidence of Zikavirus in U.S. as of September 8

* Image courtesy of USA Today

Where Zika is found worldwide

Where Zika is found in the US

*Map courtesy of the CDC

Where Zika is found in Texas

*Map courtesy of medscape.com

What we know about Zika

Spread through infected Aedes

mosquitos

Spread through infected Aedes

mosquitos

Prevent bites by using repellant

Prevent bites by using repellant

Linked to birth defects

Linked to birth defects

Pregnant women shouldn’t 

travel to Zikainfected areas

Pregnant women shouldn’t 

travel to Zikainfected areas

Infected travelers can spread Zikathough mosquito bites 

Infected travelers can spread Zikathough mosquito bites 

How Zika Spreads

Primarily from bite infected mosquito

Through sexual contact

Through blood

transfusions

From mother to

child

Laboratoryexposure

Zika Symptoms

Fever Rash Joint Pain Pink eye

How Zika is Diagnosed

Symptoms Recent travel history

Blood or urine test

Zika Treatment

Treat symptoms Rest, fluids and acetaminophen

No specific medicine or

vaccine

No aspirin or NSAIDS

How to Protect Yourself

Prevent mosquito

bites

Control mosquitos inside and

outside your home

Plan for travel

Protect yourself

during sex

Zikaprevention

kit

Zika in the workplace

Train employees

Assign different duties

Travel Flexibility

Areas with Zika

North America

South America

Pacific Islands Africa Asia

Summary

Restrict travel to areas with Zika

Educate yourself and others about Zika

Protect yourself and others

More Resources

https://www.cdc.gov/zika/

http://wwwnc.cdc.gov/travel/notices

http://www.texaszika.org/

http://www.who.int/mediacentre/factsheets/zika/en/

http://www.safetyandhealthmagazine.com/articles/14462-protecting-the-workforce-from-zika#watch

Thank you!