Transcript
Page 1: Ebola - Transmission, Treatment and Spread Prevention

Cone HealthEbola Preparedness

October 2014

Cynthia Snider, MD, MPH

Infectious Diseases

Medical Director of Infection

Prevention

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In the last 4 weeks, there has been exponential growth of cases in this devastating outbreak that has created urgency for immediate action.

Total: 7470 cases:3431 deaths

-------------------Liberia:

3834cases;2069deathsSierra Leone: 2437 cases;

623 deathsGuinea: 1199cases;735

deathsNigeria: 20 cases; 8 deaths

Senegal: 1 case-------------------

United States: 1 case

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Nigeria and Senegal have not had any further cases since Sep 5 & Aug 29, respectively.

Why is the Mortality rate in Sierra Leone not as steep … not as severe as in Liberia?

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Worst case scenario unlikely to occur due to

current response from US, Canada, England, France and NGOs such as MSF,

PIH and others.

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Ebola enters the patient through mucous membrane, breaks in the skin -> to infect cells.

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How is the Ebola Virus infection transmitted in humans?

• Ebola is spread by direct contact (through broken skin or

mucous membranes) with the blood, urine, sweat, saliva,

feces, vomit or semen of infected persons.

• It is also spread by contaminated objects like needles and

equipment.

• You’re also at risk when in direct contact with infected animals

(bats, monkeys, gorillas, chimpanzee or their bush meat).

• Ebola is not spread by air/water/food or when someone is

asymptomatic.

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How contagious is Ebola?

Ebola may be highly lethal, but not actually that contagious in comparison to other diseases such as measles or chickenpox.

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Signs and Symptoms

Symptoms occur 2-21 days after exposure, but on average 8-10 days.

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Treatment options

• Supportive care

– Electrolyte replacement

– Nutritional support

– Fluid resuscitation for hypovolemia

– Blood product transfusion for DIC

• Convalescent Serum/Plasma transfusion

• Experimental Drugs via Compassionate Use

– Polymerase inhibitor

– Monoclonal antibodies

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Success in treatment Ebola patients & prevention of 2nd cases

in the US?• Access to rapid diagnostic tests for

assessment

• Medications/repletion of electrolytes

• ICU monitoring

• Excellent dedicated medical care

• Access to PPE

• PPE monitoring

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Screening for symptoms

1. Do you have fever,

headache, joint or

muscle pain,

D/V/abdominal pain?

2. In the last 3 weeks, have

you travelled outside of

the US or had close

contact with someone

who has?

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At first point of entry into Cone Health, you

will be asked about your symptoms and TRAVEL

HISTORY.

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