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Yellow fever in SP: ask your questions

Yellow fever in SP: ask your questions

However, the situation gained even more appeal in São Paulo after the death of monkeys in the north of the capital. The state government and city council recommended vaccination against yellow fever in some specific areas of São Paulo and this has generated astonishment in the population.

This incidence of yellow fever caused the Ministry of Health to provide 1.5 million extra doses of vaccine to strengthen the stocks of São Paulo and meet the increase in demand.

Therefore, yellow fever cases have generated many doubts. Let us clarify some of them:

What is the current situation of yellow fever in São Paulo?

There have been no cases of urban yellow fever in Brazil since 1942. The transmission to the monkey was

wild yellow fever , by mosquito haemagogus , common in the forest. Monkeys, although hosts of the virus, do not transmit it to the population , who transmits are Aedes aegypti mosquitoes, after stinging someone already infected. The mosquito's attack on wildlife is a warning to stop the spread of the disease and prevent it from reaching the human being. In one such as the present, who should take the vaccine? At the present time it is important that people who live in risk areas take the vaccine. In the city of São Paulo, residents of three neighborhoods: Green House, Cachoeirinha and Trambembé. Afterwards, the immunization will be extended to other neighborhoods in the north.

Those who are not in these locations but will travel to some risk area need to vaccinate 10 days before traveling. It is not safe for the person to take the vaccine on the day before the trip, because the immunological window of the vaccine is 10 days.

Where is it possible to find the yellow fever vaccine?

The vaccine is available on the public network stations and health units of cities, as well as in hospitals specialized in infectology and epidemiology.

How does the yellow fever vaccine work?

The yellow fever vaccine is made from the attenuated virus (strain 17D) and is available from the Department of Health of the state where you live. and is applied subcutaneously in the arm region. The protective effect occurs from the tenth day after you have taken the vaccine and guarantees immunity for at least 10 years. The vaccine works by stimulating the body to produce its own protection against the virus.

Who should not take the yellow fever vaccine?

The vaccine is contraindicated for pregnant women, women who are breast-feeding, children up to six months of age . Immunocompromised individuals such as cancer patients and patients with chronic diseases should also not take the vaccine. If it is not possible to postpone vaccination, such as in epidemiological emergencies, outbreaks, epidemics or travel to areas at risk of contracting the disease, the physician should evaluate the benefit and risk of vaccination. breastfeeding and receiving the vaccine, breastfeeding should preferably be discontinued for 28 days after vaccination.

What are the most common symptoms and how long do they take to manifest?

Generally who gets the virus does not usually have the symptoms yellow fever or presents them very weakly. The first symptoms are fever, chills, tiredness, headache, muscle pain, nausea and vomiting, red eyes, face or tongue and sensitivity to light. These symptoms usually last between three and four days.

Some people may develop more severe symptoms within 24 hours after recovery from the simplest symptoms. At this stage the virus can reach the liver and kidneys. Anyone who enters this phase of the disease may have a high fever, jaundice (due to damage caused by the virus in the liver), dark urine, abdominal pain, bleeding in the mouth, nose, eyes or stomach.In more severe cases the patient may experience delusions, convulsions and even coma. Depending on the damage done in the body, this stage of yellow fever can lead to death in the interval between seven and ten days. Therefore, people who are diagnosed with yellow fever should be aware of the onset of the initial symptoms and see if the more serious symptoms manifest themselves in the search for medical help.

What are the ways to prevent yellow fever? People residing in regions at risk need to take the vaccine against yellow fever, use repellents and avoid staying in areas of contact with the mosquito from the late afternoon. It is also important to cover arms and legs, as mosquitoes often prick uncovered skin regions.

Those who live in metropolises should avoid traveling to regions of risk. And if you need to travel to these locations, you need to take the yellow fever vaccine 10 days before you travel. In addition, it is also important to use repellent and avoid being in areas of contagion late in the afternoon when mosquitoes go out to feed.


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