Tularemia Outbreak in Sweden Poised to Break Records

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Tularemia Outbreak in Sweden Poised to Break Records

A tularemia outbreak in Sweden has reached nearly 800 cases this year and is poised to surpass 2015 as the highest yearly total in more than 50 years, causing concern among public health officials. This Outbreak Thursday, we will look at the epidemiology of the current outbreak as well as longer-term trends, including the possibility that this outbreak could signal elevated incidence in future years.


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One Down, So Many to Go....

One Down, So Many to Go....

New York City has declared an end to the measles outbreak in the Williamsburg neighborhood in Brooklyn. The outbreak ultimately resulted in 654 cases, including 52 hospitalizations and 16 ICU admissions. Most of the cases were in children, and the vast majority were unvaccinated or undervaccinated. Health and elected officials implemented a variety of interventions in an effort to interrupt transmission, including mandatory vaccinations in affected communities and legislation eliminating non-medical exemptions for vaccinations required for school enrollment.

Eastern Equine Encephalitis in the Northeast

Eastern Equine Encephalitis in the Northeast

Eastern Equine Encephalitis (EEE) has been reported in Massachusetts for the first time since 2013. The state has reported 4 cases so far in 2019, including 1 death, and the “critical risk” areas are growing steadily and quickly approaching the Boston area. EEE is a relatively rare, but potentially fatal, disease in the US, and increased incidence could indicate that factors such as humans venturing further into high-risk areas like swamps and climate change could place humans at increased risk for EEE and other vectorborne diseases in the coming years.

Chikungunya Around the World

Chikungunya Around the World

This past Tuesday was World Mosquito Day! To add to the coverage on the impact of mosquito-borne diseases, this week’s Outbreak Thursday post looks at one of the pathogens that can be spread by those pesky insects: Chikungunya Virus.

Saudi Officials Step Up Outbreak Preparedness During the Hajj

Saudi Officials Step Up Outbreak Preparedness During the Hajj

The Hajj is one of the central pillars of the Islamic faith, but it poses a complex public health challenge in terms of managing increased risk of communicable disease transmission due to the large crowds of travelers from around the world. This week, Outbreak Thursday will take a closer look at some of the Saudi Ministry of Health’s new efforts to prevent and prepare for a potential outbreak, including their new Health Early Warning System.

Measles Outbreak Continues to Grow

Measles Outbreak Continues to Grow

Measles cases worldwide continue to rise, and vaccine hesitancy is to blame. This week’s post is a brief update on the global measles resurgence.

Honduras Fights "Worst Dengue Outbreak in Decades"

Honduras Fights "Worst Dengue Outbreak in Decades"

Some health authorities are calling the situation in Honduras the “worst dengue fever epidemic in the last half century.” In this week’s Outbreak Thursday post, we will be providing an update on the worsening Honduras epidemic and outline related local, national and international response activities. 


Outbreak of Chapare-like Virus in Bolivia

Outbreak of Chapare-like Virus in Bolivia

In Bolivia, five cases of hemorrhagic fever syndrome have arisen that may be attributed to Chapare or a similar arenavirus. In this week’s Outbreak Thursday post, we will be discussing what we know about Chapare virus and the Bolivian outbreak.


Beyond Ebola: DRC Battles Measles and Cholera

Beyond Ebola: DRC Battles Measles and Cholera

WHO Director-General Dr. Tedros Adhanom Ghebreyesus recently surmised that “Even as we focus on ending the [Ebola] outbreak, we must look beyond it. An outbreak of measles in DRC has killed almost 2000 children since January – more than Ebola in less time – and yet it gets little international attention.” In this post, we will be discussing the concurrent outbreaks in DRC beyond Ebola and how they are complicating the country’s response strategies.

Outbreaks in Migrant Detention Facilities

Outbreaks in Migrant Detention Facilities

Over the last 8 months, 6 children have died while in US custody or soon after being released. The deaths were linked to infectious diseases. This week, we will discuss what is known about infectious disease outbreaks in migrant detention facilities in the US and the factors that may be contributing to the spread of infectious diseases in these and similar settings.