Outbreak News Today

Brazil: Rio Grande do Sul records more than 41,000 cases of dengue fever in 2025 In Rio Grande do Sul state, dengue remains a concern.

Brazil: Rio Grande do Sul records more than 41,000 cases of dengue fever in 2025
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Kentucky: Louisville officials issue alert over increase in West Nile virus The Louisville Metro Department of Public Health and Wellness (LMPHW) is alerting the community to a concerning increase in West Nile virus (WNV) infections in Jefferson County.

Kentucky: Louisville officials issue alert over increase in West Nile virus
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Brazil: Santa Catarina records 230% increase in dengue cases in September Santa Catarina state, in Brazil’s southern region, reported a a significant 230% increase in probable dengue cases in September 2025, compared to the previous month.

Brazil: Santa Catarina records 230% increase in dengue cases in September
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France: Botulism cases in Brittany linked to tortillas produced in Spain French Health authorities have been informed of two confirmed cases of botulism in Brittany, following the consumption of tortillas produced in Spain by a factory belonging to the PALACIOS group.

France: Botulism cases in Brittany linked to tortillas produced in Spain
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Bangladesh dengue cases top 50,000 in 2025 The Directorate General of Health Services (DGHS) in Dhaka, Bangladesh reported an additional 782 dengue fever hospitalizations in the past 24 hours, putting the total cases over the 50,000 case mark ...

Bangladesh dengue cases top 50,000 in 2025
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Screwworm outbreak in Florida 2016

#Screwworm outbreak in #Florida 2016
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Maps suggest India could bear biggest impact from chikungunya | LSHTM India could experience the greatest long-term impact from mosquito-borne chikungunya, suggests data from the most comprehensive mapping of its global risk to date.The study, conducted by researchers

Maps suggest India could bear biggest impact from chikungunya www.lshtm.ac.uk/newsevents/n...

Pork tapeworm, Taenia solium, hyperendemic in northern Uganda: Study According to CGIAR, a recent study conducted in northern Uganda, researchers have confirmed that the region is a hyperendemic area for the pork tapeworm, or Taenia solium.

Pork tapeworm, Taenia solium, hyperendemic in northern Uganda: Study
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Canada: Prince Edward Island warns of parasite found in foxes and coyotes The Government of Prince Edward Island (PEI) reports that a tapeworm, mainly found in foxes and coyotes, are being detected in the province at increased levels.

Canada: Prince Edward Island warns of parasite found in foxes and coyotes
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Mpox in South Kivu, DRC top 17,000 cases in 2025 South Kivu province has exceeded 17,000 cases of monkeypox, or mpox since January 2025.

Mpox in South Kivu, DRC top 17,000 cases in 2025
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Measles outbreak reported in upstate South Carolina An outbreak of measles has been confirmed in upstate South Carolina.

Measles outbreak reported in upstate South Carolina
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FDA conditionally approved Dectomax-CA1 after New World screwworm 70 miles from the U.S.-Mexico border This week, the U.S.

FDA conditionally approved Dectomax-CA1 after New World screwworm 70 miles from the U.S.-Mexico border
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Mississippi reports 135% increase in pertussis, Infant death Mississippi health authorities report an infant in the state recently died from pertussis.

Mississippi reports 135% increase in pertussis, Infant death
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Dog chews recalled due to potential Salmonella Michigan company, Best Buy Bones, Inc.

Dog chews recalled due to potential Salmonella
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Pakistan reports 6th Crimean-Congo Hemorrhagic Fever (CCHF) death in Sindh The Sindh health department reported the sixth Crimean-Congo Hemorrhagic Fever (CCHF) death of 2025 in a 28-year-old butcher from Karachi.

Pakistan reports 6th Crimean-Congo Hemorrhagic Fever (CCHF) death in Sindh
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Chicago's mpox spike prompts call for vaccination Chicago health officials have reported an increase in mpox cases since June, while the increase has slowed in the recent months.

Chicago's mpox spike prompts call for vaccination
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Senegal reports increase in Rift Valley fever in the Saint-Louis region In a follow-up on the Rift Valley fever (RVF) outbreak in Senegal, local media report a worrying increase in the epidemic and spread in the Saint-Louis region.

Senegal reports increase in Rift Valley fever in the Saint-Louis region
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Paraguay measles outbreak: Citizens are urged to stay up-to-date on their vaccinations The measles outbreak in Paraguay, which began in August, is currently showing a dispersion of cases.

Paraguay measles outbreak: Citizens are urged to stay up-to-date on their vaccinations
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Sweden: Listeria infections linked to Stockholm restaurant Several people have sought care with symptoms of listeria infection after eating at the same restaurant in Stockholm.

Sweden: Listeria infections linked to Stockholm restaurant
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Yale Researchers Develop Novel Test for Leptospirosis In a new study, Yale School of Medicine researchers unveiled a novel diagnostic method for detecting leptospiral virulence-modifying proteins in the blood and

#Yale Researchers Develop Novel Test for #Leptospirosis
medicine.yale.edu/news-article...

West Nile virus in Italy now at 680 cases Since the beginning of surveillance and through September 24, 680 confirmed cases of West Nile Virus (WNV) infection in humans have been reported in Italy, of which 321 were neuroinvasive, 54 asymptom...

West Nile virus in Italy now at 680 cases
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Brazil: Yellow fever alert in Minas Gerais Last week, the Minas Gerais State Health Secretariat (SES/MG) was notified by the Virology and Rickettsiosis Service of the Ezequiel Dias Foundation (FUNED/LACEN-MG) of a detectable molecular biology ...

Brazil: Yellow fever alert in Minas Gerais
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Valneva reports long-term antibody persistence after single shot of the IXCHIQ Chikungunya vaccine Vaccine company, Valneva, on Tuesday announced positive antibody persistence data four years after vaccination with a single dose of its chikungunya vaccine IXCHIQ®.

Valneva reports long-term antibody persistence after single shot of the IXCHIQ Chikungunya vaccine
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Norovirus outbreak on Royal Caribbean's Serenade of the Seas The Centers for Disease Control and Prevention’s (CDC) Vessel Sanitation Program (VSP) reports a norovirus outbreak onboard a recent Royal Caribbean Serenade of the Seas voyage.

Norovirus outbreak on Royal Caribbean's Serenade of the Seas
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As of 28 September 2025, a total of 64 cases (53 confirmed and 11 probable), including 42 deaths (31 confirmed, 11 probable), have been reported from #Bulape Health Zone, #Kasai Province, Democratic Republic of the Congo. The overall case fatality ratio (CFR) is 65.6%.

#Bangladesh #dengue deaths reach 200

Iran reports nearly 500 dengue cases since March, Almost all in the south Since March 21, the beginning of the current Iranian year, through September 27, health officials in Iran have reported 497 dengue fever cases, most in the southern part of the country.

#Iran reports nearly 500 #dengue cases since March, Almost all in the south open.substack.com/pub/outbreak...

Florida local dengue cases rise to 45 Florida state health officials reported five additional locally transmitted dengue fever cases- 2 in Brevard and 3 in Miami-Dade counties- bringing the state total to 45 in 2025 to date.

Florida local dengue cases rise to 45
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Taiwan reports 4 additional local dengue cases The Taiwan Centers for Disease Control (CDC) announced today that there were 4 new local dengue fever cases last week (9/23-9/29) (3 cases in Taoyuan City and 1 case in Yilan County).

Taiwan reports 4 additional local dengue cases
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Japan: Syphilis cases top 10,000, Pertussis cases continue rise Syphilis

Japan: Syphilis cases top 10,000, Pertussis cases continue rise
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