Outbreak News

534 articles
Three New Ebola Cases in Liberia
Mar 27, 2015 | Noushin Berdjis

The First Case On March 20, 2015 a 44-year old woman in Monrovia became the first confirmed Ebola case in Liberia in a month [1-3]. Prior to this...

H1N1 Mutates in India
Mar 22, 2015 | Colleen Nguyen

According to researchers at Massachusetts Institute of Technology (MIT), samples of the H1N1 swine flu strain currently ravaging India indicate that...

Blinding Syphilis: West Coast Cases Rise
Mar 20, 2015 | Noushin Berdjis

Recently, the west coast has seen an unusual increase in ocular syphilis cases. Since December 2014, there have been 14 confirmed cases and two...

Pakistan & Polio
Mar 8, 2015 | Colleen Nguyen

In recent weeks, police in Pakistan have arrested hundreds of parents for refusing to vaccinate their children from polio [1]. In the northwestern...

New Aggressive HIV Strain Found in Cuba
Mar 1, 2015 | Colleen Nguyen

A new and aggressive strain of HIV, which can develop into AIDS within three years of infection, has been discovered in Cuba [1]. Researchers raise...

“Superbug” Outbreak at UCLA Medical Center
Feb 27, 2015 | Noushin Berdjis

A recent outbreak of the “superbug”, carbapenem-resistant Enterobacteriaceae (CRE) bacteria, at the Ronald Reagan UCLA Medical Center has resulted in...

The Rise of Avian Influenza
Feb 20, 2015 | Colleen Nguyen

The Outbreak Since mid-December 2014, several cases of highly pathogenic avian influenza (HPAI) have been reported in birds in the Pacific Northwest...

Measles in America: Why vaccination matters
Feb 18, 2015 | Maia Majumder

The 2015 Disneyland measles outbreak in the United States, which started in late December and spread to more than 100 people in just 6 weeks, has...

Guinea Worm - How Close Are We to Eradication?
Feb 11, 2015 | Noushin Berdjis

Disease Control, Elimination, and Eradication Smallpox and rinderpest are two infectious diseases that have been successfully eradicated. Smallpox...

H5N1 Resurfaces in Nigeria
Feb 9, 2015 | Colleen Nguyen

H5N1 has resurfaced in Africa’s most populous country, Nigeria. As of January 30, 2015, 11 out of 36 states across the nation have reported cases of...

California Apple Plant’s Deadly Listeria Outbreak
Feb 5, 2015 | Colleen Nguyen

In the middle of December 2014, the CDC announced an outbreak of Listeria linked to commercially produced caramel apples. The outbreak resulted in 32...

Antibiotic Use and Mosquitoes' Ability to Transmit Malaria
Feb 2, 2015 | Emily Cohn

In an article published in Nature Communications in January of 2015, a connection was revealed between the presence of antibiotics in human blood and...

H5N1 Arrives in the United States
Jan 30, 2015 | Colleen Nguyen

As of January 16, 2015, Avian Influenza H5N1 has officially arrived in the United States. H5N1, a flu strain known to be highly pathogenic -- that is...

Me, Mickey, and Measles
Jan 27, 2015 | Noushin Berdjis

What is Measles? Measles is a vaccine-preventable, highly communicable (easy to spread) disease caused by the measles virus. The reason why measles...

H3N2 Flu & You
Jan 12, 2015 | Colleen Nguyen

Ebola may have made its mark in 2014, but influenza is dominating in early 2015. Having been already declared an epidemic by the Center for Disease...

Cambodia Investigates Village-Wide HIV Outbreak
Jan 9, 2015 | Emily Cohn

On December 16th, 2014, HealthMap first received news reports of a mysterious outbreak of HIV in a small village in Cambodia’s Battambang province....

Outbreaks of 2014
Dec 31, 2014 | Emily Cohn

‘Tis the season for the obligatory “best of” lists for 2014. We thought we’d take a look back at some of this year’s notable diseases and outbreaks....

Conjunctivitis Outbreak in Northern Vietnam
Nov 10, 2014 | Colleen Nguyen

Since September 2014, ‘pink eye’, or conjunctivitis, has rapidly spread throughout Northern Vietnam. Particularly so in the city of Hanoi, where more...

Confirmed Viral Meningitis in a Texas University: What This Means for Other Students
Nov 3, 2014 | Sumiko Mekaru

This past week, a student from Sam Houston State University (SHSU) in Hunstville, TX was released from a medical facility after having been diagnosed...

Ohio Inmate Diagnosed with Leprosy Begins Treatment
Oct 26, 2014 | Anna Tomasulo

On Tuesday, October 14, an inmate at Ohio’s Chillicothe Correctional Institution was diagnosed with Hansen’s disease, a disease also known as leprosy...

Enterovirus D68 and Paralysis
Oct 3, 2014 | Emily Cohn

An increasing number of reports have surfaced regarding ‘polio-like’ symptoms in children, leading doctors to investigate a connection with...

Ebola Case Counts: Who knows? WHO knows.
Oct 2, 2014 | Emily Cohn

  There has been significant frustration over the availability and accuracy of Ebola case count data as the outbreak in West Africa has escalated....

Virus Crossing Oceans: Chikungunya in the Americas
Sep 29, 2014 | Tobi Skotnes

While countries in Africa are battling the current Ebola outbreak, the Western Hemisphere is battling a chikungunya outbreak that has reached record...

Holding Our Breath: Multi-Drug Resistant Tuberculosis
Sep 11, 2014 | Sumiko Mekaru

A man with multi-drug resistant tuberculosis (MDR-TB) has refused treatment and is walking around Santa Barbara, California.  A warrant has been put...

Estimating the fatality of the 2014 West African Ebola Outbreak
Sep 10, 2014 | Maia Majumder

Estimating the fatality of the 2014 West African Ebola Outbreak "Case fatality rate" - or CFR - is a term that's been tossed around a lot lately in...

Ebola Update: DR Congo Confirms New Outbreak
Aug 26, 2014 | Sumiko Mekaru

The fight against the Ebola outbreak in Western Africa has become an increasingly uphill battle as foreign aid workers are pulled out, and a separate...

Ebola: To Quarantine or Not to Quarantine
Aug 25, 2014 | Sumiko Mekaru

Throughout the current Ebola outbreak in West Africa, there have been reports of voluntary and government-ordered isolation and quarantine.  The use...

Ebola 2014: A Rapid Threat Assessment
Aug 5, 2014 | Sumiko Mekaru

Since it was identified in 1976 during simultaneous outbreaks in Sudan and the Democratic Republic of Congo, Ebola has concerned the public due to...

Ebola Update: Death in Nigeria, Impact on Healthcare Workers, and Containment Measures in Liberia
Jul 29, 2014 | Alexandra Thomsen

Nations around the world have voiced concern about West Africa’s Ebola outbreak spreading via air travel, with warnings like “Ebola only a plane ride...

Ebola Update: Largest Outbreak on Record Causes 603 Deaths
Jul 16, 2014 | Alexandra Thomsen

On July 15, the WHO reported a total of 964 cases including 603 deaths in Guinea, Sierra Leone, and Liberia. Guinea still has the greatest number of...

Wild Poliovirus Type 1 Found in Brazil Sewage Samples – What Does It Mean?
Jun 24, 2014 | Alexandra Thomsen

Environmental samples from Campinas, São Paolo have tested positive for wild poliovirus type 1 (WPV1), though the country has not reported any polio...

Update on Chikungunya in the Americas
Jun 18, 2014 | Alexandra Thomsen

Chikungunya, a mosquito-borne viral illness found for the first time in the Americas in December last year, has been spreading throughout Caribbean...

Ebola Continues to Spread in Liberia, Guinea, Sierra Leone
Jun 16, 2014 | Alexandra Thomsen

The Ebola virus outbreak in West Africa, which was first identified in March 2014 in Guinea, continues to spread in Liberia, Guinea, and Sierra Leone...

MERS Update: Old Data Emerges in Saudi Arabia, News on Jordan and Algeria
Jun 8, 2014 | Alexandra Thomsen

The case count of MERS-CoV (Middle East respiratory syndrome coronavirus) in Saudi Arabia has risen from 575 to 688, following a review of old data...

Guest Post: Details on Second Case of MERS in the United States, Found in Florida Traveler
May 13, 2014 | Anonymous

The CDC announced yesterday that a second case of MERS coronavirus in the United States has been identified in Florida. Worldwide there have been 538...

First Case of MERS-CoV in United States
May 2, 2014 | Anna Tomasulo

The Middle East Respiratory Syndrome Coronavirus, otherwise known as MERS-CoV, has arrived in the United States. Indiana reported the country’s first...

Ebola Updates and an Interview
Apr 11, 2014 | Amy L. Sonricker Hansen

West Africa’s Ebola outbreak continues to grow. In Guinea, as of April 9, the World Health Organization reports 158 cases and 101 deaths. Liberia has...

Queensland's First Hendra Case of 2014 Detected
Mar 28, 2014 | Amy L. Sonricker Hansen

The first case of Hendra virus (HeV) in 2014 has been confirmed in a horse from South Kolan, Bundaberg, Queensland, Australia. After testing positive...

Ebola Confirmed in Conakry, Guinea
Mar 28, 2014 | Anna Tomasulo

At the time of this posting (11h15 EST, March 28 2014), the World Health Organization and Guinea's Ministry of Health have confirmed four cases of...

Updates on Guinea's Ebola Outbreak
Mar 27, 2014 | Anna Tomasulo

Over the past few weeks, you have been inundated with reports on invasions and missing planes. So, why not add an outbreak of hemorrhagic fever to...