Alerts in South America

Yellow Fever - South America

Between January and September 2024: In Brazil, there were 3 confirmed cases in humans (2 died) in Amazonas, Minas Gerais and Sao Paulo. Between July 2023 and June 2024, 1,790 events involving dead monkeys were reported, of which 11 were laboratory-confirmed in the states of Minas Gerais (5) and Rio Grande do Sul (6). In Bolivia, 7 confirmed positive cases were detected (3 died): The cases had a probable place of exposure in the department of La Paz in the municipalities of Caranavi (n= 2 fatal cases), Guanay (n= 1 case), the municipality of San Buenaventura (n= 1 fatal case) and the municipality of Palos Blancos (n= 1 case); and in the department of Santa Cruz, municipality of Porongo (n= 2 cases). Only four of the cases were vaccinated. In Peru, 18 cases were confirmed in men between 18 and 83 years old (9 died). The cases were reported in the departments of Huánuco (1), Junín (3), Madre de Dios (3), San Martín (10), Ucayali (1). In Colombia, 8 confirmed cases were reported (5 died). All were men between 18 and 66 years old. The affected departments were Caquetá (1), Huila (1), Nariño (1), Putumayo (4), Vaupés (1). All the cases mentioned here had a history of exposure to wild and/or forested areas, due to agricultural work activities, among others.

Bolivia, Brasil, Colombia, Perú

Yellow Fever - Bolivia

In Bolivia, in 2024, until epidemiological week (EW) 35, 7 cases of yellow fever were confirmed, in people between 15 and 64 years of age, of which 3 died. Only two of the cases had a vaccination history, one verbal and the other with a vaccination card; all had a history of migration from wild, forested areas, due to work activities and others. Regarding the two people confirmed with the disease in the municipality of Porongo, one 25 years old and the other 28 years old, the contagion occurred in the urban area. The endemic regions for the disease in Bolivia correspond to the departments of Beni, Santa Cruz, the tropics of Cochabamba, Pando, and the north of La Paz.

Bolivia

Oropouche virus - Latin America

There are outbreaks of Oropouche fever in parts of Brazil, Bolivia, Colombia, Peru, and Cuba (see map). Between 1st January and 20th July, 8078 cases were reported Oropouche fever is spread by the bite of infected midges (small flies) and mosquitoes. Illness can occur in people of any age and is often mistaken for dengue. Travelers to affected areas should take steps to avoid bug bites. Travelers should seek medical care if they develop high fever, headache, muscle aches, stiff joints, nausea, vomiting, chills, or sensitivity to light during or after travel.ometimes vomiting and diarrhea are also reported."

Bolivia, Brasil, Colombia, Perú

Yellow Fever - Colombia

After the National Institute of Health carried out laboratory studies, the first case of death from yellow fever in the department was confirmed. The governor of Huila, Rodrigo Villalba Mosquera, announced the declaration of a red alert in eight municipalities that border the Andean Amazon region, that is, with the department of Caquetá as a preventive measure. The prioritized municipalities are Campoalegre, Rivera, Suaza, Acevedo, Guadalupe, Garzón, Algeciras, and the eastern rural area of ​​Neiva. This measure is intensified as a response action due to confirmation of the first case of yellow fever in Huila. “It was decided to declare a red alert in eight municipalities that are at risk due to their geographic location adjacent to the Amazon jungle area,” said Governor Villalba Mosquera. The sectional leader added that the declaration of the red alert is framed in international health regulations as a preventive measure to protect public health and guarantee a rapid and effective response to the presence of communicable diseases.

Colombia

Oropouche virus - Latin America

There are outbreaks of Oropouche fever in parts of Brazil, Bolivia, Colombia, Peru, and Cuba (see map). Oropouche fever is spread by the bite of infected midges (small flies) and mosquitoes. Illness can occur in people of any age and is often mistaken for dengue. Travelers to affected areas should take steps to avoid bug bites. Travelers should seek medical care if they develop high fever, headache, muscle aches, stiff joints, nausea, vomiting, chills, or sensitivity to light during or after travel.ometimes vomiting and diarrhea are also reported."

Bolivia, Brasil, Colombia, Perú

Zika - Brazil

Brazilian health authorities have reported 6,599 cases of Zika virus so far this year. According to data from the Pan American Health Organization (PAHO), as of May 3, 2024, more than 6,878 cases had been reported in the Americas this year. Although this number of cases is still alarming, it is much lower than the 55,813 cases reported in 2023.

Brasil

Malaria - Bolivia

Bolivian health authorities have reported 44 cases of malaria in El Sena, province of Madre de Dios (34 cases of malaria due to Plasmodium vivax and 10 due to Plasmodium falciparum).

Bolivia

Hepatitis A - Colombia

The Health Secretariat of Medellín issued an epidemiological alert due to the increase in Hepatitis A, which recorded 431 cases, a 230% increase compared to the same period of the previous year in which 179 occurred.

Colombia

Malaria - Colombia

Colombian health authorities have reported about 50 confirmed cases of malaria in the Catatumbo area (Teorama, Norte de Santander) in urban, rural and indigenous populations in the municipality of Teorama. A health intervention has been initiated in the area to stop the cases.

Colombia

Dengue - Brazil

Rio de Janeiro, Brazil, is experiencing an alarming outbreak of dengue, setting a record for hospitalizations with 362 people hospitalized in a single day, surpassing previous figures from 2008. This sustained increase in cases throughout the month signals a classic epidemic. The state of Rio de Janeiro already registers 17,437 probable cases during the first four weeks of 2024 (1,441 notifications in the same period last year). The situation is expected to worsen, anticipating a higher incidence between March and May. The combination of high temperatures and intense rains created ideal conditions for the proliferation of the dengue-transmitting mosquito, accelerating its reproduction and facilitating the creation of breeding sites. Faced with this emergency, the municipality announced preventive measures, including the opening of treatment and hydration centers and the inspection of closed or abandoned places.

Brasil

Fires - Chile

The devastating forest fires in the region of Valparaíso, Chile, have claimed at least 19 lives, with significant damage to urban areas, including Viña del Mar. The situation, exacerbated by summer and strong winds, has led President Gabriel Boric to declare state of catastrophe, implementing curfews to facilitate emergency work in key municipalities.

Chile

Oropouche Virus - Americas

In the Americas, numerous outbreaks of Oropouche virus (OROV) disease have been described in rural and urban communities in Brazil, Ecuador, French Guyana, Panama, Peru and Trinidad and Tobago. In most of these outbreaks, people of both sexes and all ages were affected. In populations with prior contact with the virus, the most affected were children and young people

Malaria - Colombia

According to the analysis of the last epidemiological period, the country is in a malaria outbreak situation.

Colombia

Trichinosis - Argentina

Argentina has experienced 18 trichinosis outbreaks, with 528 associated cases reported by the Ministry of Health as of the end of November 2023. Outbreaks have been recorded in several provinces, including Córdoba, Buenos Aires, Mendoza, Neuquén, San Luis and Santa Fe. The majority of confirmed and probable cases have been recorded in the central region of the country. Annual outbreaks are reported. Especially in northern provinces (Córdoba), in relation to the consumption of pork from clandestine slaughterhouses. More frequent in winter (autumn-spring), in relation to the non-use of refrigeration chambers.

Argentina

Leptospirosis - Colombia

Cartagena, Colombia, faces an alarming increase in cases of leptospirosis, with 255 cases until epidemiological week 44 of 2023, doubling the cases of the same period in 2022. Concern grows after the death of a teenager. The rains, which last from April to November, exacerbate the situation, increasing both leptospirosis and dengue. Authorities emphasize the importance of garbage collection, education and campaigns to prevent the disease, which is more prevalent during the rainy season and in unsanitary conditions.

Colombia

Influenza - Venezuela

The year 2023 is about to end and Venezuela, like some countries in the region, is registering a spike in fever and respiratory symptoms such as cough. “Fluctuating levels in influenza activity above the epidemic threshold” have been detected. In the first half of the year, according to data reported to the international monitoring platforms used by PAHO, the influenza A(H1N1) virus predominated, responsible for the 2009 pandemic. However, since mid-2023, The country has experienced an increase in the circulation of influenza B (Victoria).

Venezuela

Rabies - Bolivia

After almost 20 years, Chuquisaca breaks the historical record for cases of canine rabies. The total number for 2023 reaches 36, one more than in 2005, which had the highest number of infections (35).

Bolivia

Zika - Brazil

Zika virus cases have shown a significant increase in Brazil, with 7,019 cases confirmed so far in 2023, continuing an increasing trend over the last four years.

Brasil

Yellow Fever - Brazil

Roraima has recorded one death from yellow fever. The individual is 38 years old. He died in August but only this Monday [30 Oct 2023] did the State Department of Health (Sesau) receive the report confirming that the cause of death was due to the disease. The last death recorded from the disease in the state was in 2007, 16 years ago. With the diagnosis, Sesau issued a warning about the need for the population to be vaccinated against the disease. In 2023, just 31.74% of Roraima residents were immunized against yellow fever.

Brasil

Rabies - Peru

Between 2000 and 2022 in the country there were 10 confirmed cases of urban rabies. Between 2021 and so far in 2023, 133 cases of rabies in dogs have been reported, all of these cases in the southern part of Peru, mainly in Arequipa. Cases of wild human rabies, that is, transmitted mainly by the bite of the vampire bat, are more numerous than those of urban rabies. From 2000 to 2022, there were 121 cases of wild human rabies, almost all in jungle areas

Perú

West Nile Virus - Brazil

The State of Tocantins confirmed on May 10, 2023, the first case of West Nile fever infection in humans in the municipality of Caseara, Tocantins, Brazil. The case corresponds to a 16-year-old young man who started symptoms on April 1, 2023, residing in a rural area of ​​the municipality of Caseara, Tocantins. The patient presented with acute viral encephalitis with symptoms of fever, headache, seizure and odynophagia. The case was discharged with serious consequences. The RT-PCR analysis of the collected CSF was positive for West Nile Fever (WNF).

Brasil

Guillain Barre - Peru

Until July 8, 191 cases of GBS were reported in Peru. The most affected departments are Lima, La Libertad, Lambayeque, and Cajamarca. Campylobacter jejuni was found in 11 cases. 23% presented gastrointestinal infection, 24.1% respiratory infection and 16.2% fever. In relation to the neurological manifestation, 71.9% of the cases presented ascending progression of the paralysis and 21.9% presented some type of sequelae.

Perú

Streptococcus pyogenes - Argentina

During 2023, 118 confirmed cases of invasive infection by Streptococcus pyogenes were reported throughout the country, of which 16 died. The provinces with the highest number of confirmed cases accumulated in 2023 are Buenos Aires (35), Santa Fe (20), Chubut (10) and Tierra del Fuego (10). The number of cases in 2023 represents an increase of 281% over the same period in 2019.

Argentina

Dengue - Americas

In 2023, between EW 1 and EW 24, a total of 2,102,848 cases of dengue were reported, with a cumulative incidence rate of 214 cases per 100,000 inhabitants. In this year, of the 2,102,848 reported dengue cases, 827,493 (39.3%) were laboratory confirmed and 3,201 (0.15%) were classified as severe dengue. The highest number of dengue cases was observed in Brazil with 1,515,460 cases, followed by Peru with 169,504 cases and Bolivia with 133,452 cases.

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Dengue, Zika, Chikungunya - Americas

During 2022, several countries in the region registered increases in the number of cases of dengue, Zika, and chikungunya, above what was reported in 2021. During the first months of 2023, outbreaks of chikungunya and dengue fever were recorded. important magnitude in South America.

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Influenza and other respiratory viruses - Region of the Americas

There is an increase in the activity of respiratory viruses at pre-pandemic levels and in associated hospitalizations, predominantly among children under 2 years of age, in the Andean subregion and the southern cone

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Leptospirosis - Peru

So far in 2023, more than 6700 cases of leptospirosis have been registered nationwide, with the most affected regions being Loreto, Ica, Tumbes, Madre de Dios and Piura, according to data from the National Center for Epidemiology, Prevention and Control (CDC) of the Ministry of Health (Minsa).

Perú

Yellow fever - Brazil

After 2 years without any human cases of yellow fever, São Paulo health authorities reported during the weekend that 2 patients had died from the disease in 2023, after 4 people were infected. Although both fatalities took place in the State of São Paulo, one of the victims was a resident of Minas Gerais. The state had had no cases of the disease since 2020 when one record was confirmed.

Brasil

Avian influenza (H5N1) - outbreaks in the Region of the Americas

Expansion of outbreaks of highly pathogenic avian influenza in birds (to date they have been reported in 16 countries of the Region), and confirmation of 3 human infections caused by influenza A(H5N1) in Latin America and the Caribbean. The identified outbreaks are located mainly in the areas of the Pacific flyway.

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Dengue - Peru

So far, 70,998 cases of dengue have been reported in Peru. Almost 100% more than the figure reached in the same period of 2022. Most of the cases during 2023 have been reported in Piura (20,315), Loreto (7,206), Ucayali (7,166), Ica (6,498), Lima ( 5,397), Lambayeque (5,053) and San Martín (3,771).

Perú

Yellow fever - South America

In 2022, between EW1 and EW 52, three countries in the Region of the Americas reported confirmed cases of yellow fever: Bolivia (5 confirmed cases), Brazil (during the 2021-2022 seasonal period, 5 cases were reported, including 4 deaths ) and Peru (7 confirmed cases, including 5 deaths). So far in 2023, human cases have been registered in Bolivia (two) and Brazil (three).

Malaria - Colombia

To date, 19,859 notifications have been reported in Colombia, of which 19,402 are uncomplicated malaria and 457 complicated malaria.

Colombia

Poliovirus - Americas

Peru notified a confirmed case of vaccine-derived poliovirus type 1 (VDPV 1) on March 21, 2023. The case is a 16-month-old boy, belonging to an indigenous community in the Manseriche district in the Datem del Marañón province of the Loreto department, with no history of vaccination or travel history before the onset of symptoms

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Poliovirus - Americas

Peru notified a confirmed case of vaccine-derived poliovirus type 1 (VDPV 1) on March 21, 2023. The case is a 16-month-old boy, belonging to an indigenous community in the Manseriche district in the Datem del Marañón province of the Loreto department, with no history of vaccination or travel history before the onset of symptoms

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Avian influenza (H5N1) - outbreaks in the Region of the Americas

Expansion of outbreaks of highly pathogenic avian influenza in birds (to date they have been reported in 16 countries in the Region), confirmation of the first human infection caused by influenza A(H5N1) in Latin America and the Caribbean, and increase in cases in mammals

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Chikungunya - Americas

In the first eight epidemiological weeks of 2023, 115,539 cases and 33 deaths from chikungunya were reported, with the highest incidence rates in Paraguay (1,128 cases per 100,000 inhabitants) and Brazil (14.2 cases per 100,000 inhabitants).

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Human infection caused by avian influenza A(H5) - Ecuador

A nine-year-old girl, living in a rural area in the province of Bolívar, Ecuador, was in contact with backyard poultry, which was acquired a week before the onset of her symptoms. She is currently hospitalized, in isolation, and is being treated with antivirals.

Ecuador

Oropouche virus - Colombia

In some Colombian cities, 16 percent of fever cases are due to oropouche virus infections

Colombia

Chikungunya - Paraguay

In the last three weeks, 26 cases of dengue were identified and 501 cases of chikungunya. For the first time, chikungunya triples the number of accumulated cases of dengue in the country.

Paraguay

COVID - Americas: increase in cases

In recent weeks, there has been an increase in outpatient cases, hospitalizations, and deaths in 12 territories of the Americas, which, together with the increase in hospitalizations due to influenza, RSV, and other respiratory viruses, could impact on the demand for healthcare services

China

Streptococcus pyogenes - Uruguay

As of December 19, as a result of the intensified surveillance that includes the active and retrospective search for cases, 21 cases admitted to health centers in eight departments of the country due to complications due to the invasive form of the bacteria were identified.

Uruguay

Zika virus - Americas

The 2022 cumulative suspected and confirmed cases of Zika are presented, with a clear predominance of cases in Brazil, with 29,117 suspected cases and 2,656 confirmed ones.

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

Leishmaniasis - Brazil

Tocantins recorded 74 cases of visceral leishmaniasis and 3 deaths from the disease between January and October 2022. Another type of disease is tegumentary, which had 250 confirmed cases in Tocantins this year. No deaths were recorded.

Brasil

Whooping cough - Bolivia: ongoing outbreak, low immunization coverage

The Minister of Health reported that cases of whooping cough in the department of Santa Cruz increased to 20 in the last week, warning that the disease is currently "a threat" to the country.

Dengue - Brazil

The number of dengue cases in Brazil rose by almost 185% between January [2022] and the beginning of October [2022], compared to the same period last year.

Brasil

Monkeypox in the Region of the Americas

In the Region of the Americas, as of September 9, 2022, 33,162 confirmed cases of monkeypox have been reported in 31 countries and territories of the Region, showing a rapid geographic dispersion in the Region.