Lassa fever – Guinea

The Ministry of Health of Guinea notified WHO last week of a confirmed fatal case of Lassa fever in a three-year-old male child from the Kobela health area, Nzerekore health district.

Marburg Virus – Equatorial Guinea

The World Health Organization (WHO) says the trend of the ongoing Marburg Virus Disease (MVD) outbreak in Equatorial Guinea is worrying with the increased number of new confirmed cases reported. Overall, from 13 February (when the outbreak was officially declared in the country) to 21 March, a cumulative number of nine confirmed, 20 probable cases and six suspected cases (35 total) have been recorded in Equatorial Guinea.


Rabies – New Zealand

New Zealand health officials confirmed the country has had its first case of rabies. The overseas traveller died from the disease last week, but this person posed no health risk to any member of the public while in New Zealand. The disease was contracted overseas and then the person was diagnosed in New Zealand.

Vietnam – Chickenpox, Dengue Fever

The Center for Disease Control (CDC) in Hanoi reported this week the number of cases of chickenpox and dengue fever in the city continued to increase. Last week, Hanoi recorded 86 cases of chickenpox. From the beginning of 2023 until now, the city has had 634 cases of chickenpox (while in the same period in 2022, there were only 6 cases).

In the past week, 17 cases of dengue fever were recorded. Thus, accumulated from the beginning of 2023 until now, Hanoi has had 189 cases of dengue fever (an increase of nearly 19 times compared to the same period in 2022).


Bird Flu in Humans – Chile

The Ministry of Health reports the first case of bird flu in humans in Chile, reported in northern Chile. The individual is a 53-year-old man affected by a severe influenza case. He is currently stable.

Covid-19 – Brazil

Three years after the first case of Covid-19 registered in the country, Brazil reached another sad milestone this Tuesday, March 28: 700,000 deaths caused by the disease.


Dengue Fever, Chikungunya – Argentina

The Argentina National Ministry of Health reports that up to epidemiological week 11 of 2023 (from March 12 to 18), 9,388 cases of dengue were reported in the country, of which 8,504 acquired the infection in Argentina.

Regarding chikungunya fever, 528 cases have been registered so far, of which 166 acquired the infection in Argentina, 129 are under investigation and 233 acquired the infection outside the country

Leptospirosis – Peru

The recent intense rains that were recorded in Lambayeque caused the collapse of the drainage system in various parts of the region, as well as the presence of sewage in the streets of the affected neighborhoods. This has resulted in the proliferation of leptospirosis, a disease that is contracted by being in direct contact with the urine of an infected animal or surfaces contaminated with said substance.

Opisthorchiasis – Russia

In 2022, the number of cases of opisthorchiasis morbidity increased in the Novosibirsk Region. This is a parasitic disease caused by flatworms. According to data provided by the Rospotrebnadzor Office for the region, last year the number of cases was 2,566 people, which is 1,076 more than in 2021


Measles – Kazakhstan

In a follow-up on the measles outbreak in Kazakhstan, the Health Ministry reports 145 suspected measles cases, of which 75 (68 among kids under 14, and seven in adults) are confirmed nationally through March 27.

Meningitis – Togo

In a follow-up on the meningitis outbreak in Togo, the Togolese Ministry of Health now reports a total of 123 suspected cases of meningitis reported in the Oti Sud district, including 12 deaths, through March 19.


Syphilis – Canada

The number of infectious syphilis and congenital syphilis cases in Canada have risen sharply during the period of 2017 to 2021. According to the numbers, there were seven confirmed cases of early congenital syphilis in 2017. However, the number rose to 96 cases in 2021, an increase of 1,271 per cent.

In addition, the rate of infectious syphilis cases in adults increased by 166 percent over the same four year period to 30 cases per 100,000 people, and to a total of 11,268 by 2021.


Chikungunya – Paraguay

In Paraguay this week, the General Directorate of Health Surveillance reports 13,010 chikungunya cases in the last three weeks. Since the outbreak began in October 2022, Paraguay has seen more than 113,000 total cases. Currently, there are 60 accumulated confirmed deaths, with a predominance of males and at the extremes of life.

Leptospirosis – Ecuador

Authorities of the Ministry of Public Health (MSP) reported the epidemiological situation on leptospirosis, an endemic disease in Ecuador. Until March 12, 2023, 54 cases have been registered.


Marburg Virus – Equatorial Guinea

In a follow-up on the Marburg virus disease (MVD) outbreak in Equatorial Guinea, health officials report eight new cases, bringing the cumulative number of nine confirmed and 20 probable cases that have been recorded since the beginning of the outbreak and as of March 21.


Typhoid Fever – DR Congo

Since the beginning of 2023, a total of 1,800 suspected cases of the typhoid fever epidemic, including 12 deaths, have been notified in the Panzi health zone in Kwango province, DRC media reports.

New invasive mosquitoes descend on Florida, USA

An invasive mosquito species from Central and South America, Culex lactator, has taken root in South Florida, raising concerns that the pests might spread dangerous viruses, like West Nile and St. Louis encephalitis virus. The mosquitoes, which physically resemble many others in Florida, may have already seeded populations in additional counties. It’s likely that the pest will continue to spread to more locations in the state.


Marburg Virus – Tanzania

In a follow-up on the outbreak of unknown etiology in Tanzania, health officials announced today the cause of the outbreak that killed five people and hospitalized three others in Kagera province is Marburg virus disease (MVD).

Chickenpox – Hanoi, Vietnam

According to the Center for Disease Control (CDC) in Hanoi, the city recorded 70 cases of chickenpox this week, a slight decrease compared to the previous week when Hanoi saw 112 cases of chickenpox. Since the beginning of the year, Hanoi has recorded 548 cases of chickenpox, while during the same period in 2022, 4 cases were recorded.

Leptospirosis – Vanuatu

The Vanuatu Ministry of Health reports 32 cases of Leptospirosis and one death since the start of the year. This has prompted health officials to issue a red alert. The outbreak was exacerbated by the two tropical cyclones in March. From the 6 to 16 March, there were 10 new cases confirmed clinically.


Rift Valley Fever – Uganda

In a follow-up on the confirmed Rift Valley Fever (RVF) outbreak in Mbarara District, Uganda, the outbreak has increased to 20 human cases, including four fatalities.

Monkeypox – Japan

The Japanese Ministry of Health reported Monday that the Tokyo, Osaka, and Ibaraki Prefectures reported 13 cases in men have been confirmed as monkeypox (mpox) as a result of laboratory tests.


Botulism – Europe

From late February 2023 to 10 March 2023, 67 cases of botulism, probably of iatrogenic origin, related to intragastric injection of botulinum toxin (BTX) were reported in Germany (12), Austria (1), Switzerland (1) and Turkey (53). Information currently available indicates that all patients underwent medical intervention to reduce body weight between February 22 and March 1, 2023.

Among the 63 cases with available detailed information, 60 cases are reported in an epidemiological context with treatment administered by a private hospital in Istanbul, and another three cases are related to treatment in a private hospital in Izmir, Turkey. Due to the varying severity of the clinical picture of botulism, it is possible that some cases may still be identified.


Diphtheria – Nigeria

In a follow-up on the diphtheria outbreak in Nigeria, the Nigeria Centre for Disease Control and Prevention (NCDC) reports a total of 377 suspected cases from seven (7) states across the country. Cumulatively, between week 19 (mid-May) of 2022 and week 9 ( end of February) of 2023, a total of 1,064 suspected cases were reported from 21 states.


Anthrax – Russia

Two people were hospitalized with anthrax in Chuvashia, Tsivilsky municipal district, according to local Health Authorities. The therapeutic prognosis is favorable.

Chikungunya – Paraguay

The General Directorate of Health Surveillancereportedthat in the last three weeks (Epi Weeks 8, 9 and 10), there are a total of 11,649 cases of chikungunya. The epidemiological curve is currently at a plateau, an apparent decrease in cases is observed, however, the epidemic has spread throughout the country.

Polio – Burundi

The Ministère de la Santé Publique declared an outbreak of circulating poliovirus type 2 (CVDPV 2) today after confirming eight polioviruses, the first such detection in more than three decades.

Unknown Disease – Tanzania

The Tanzania Ministry of Health reports receiving information about the presence of a disease that is not yet known in Kagera province in Bukoba district villages, Maruku and Kanyangereko districts, Bulinda and Butayaibega villages. A total of 7 people have flu, vomiting, bleeding in various areas of the body and kidney failure. 5 People have died.


Measles – Nepal

According to the World Health Organization (WHO) reports there is a measles outbreak in Nepal. Between 24 November 2022 and 10 March 2023, a total of 690 measles cases, including one associated death (CFR 0.14%) have been reported from seven districts in western Nepal.