Search results
Results From The WOW.Com Content Network
Not included in the above table are many waves of deadly diseases brought by Europeans to the Americas and Caribbean. Western Hemisphere populations were ravaged mostly by smallpox, but also typhus, measles, influenza, bubonic plague, cholera, malaria, tuberculosis, mumps, yellow fever, and pertussis. The lack of written records in many places ...
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
Of the four disease-causing viruses in the genus Ebolavirus, Ebola virus (or the Zaire Ebola virus) is dangerous and is the virus responsible for the epidemic in Western Africa. [ 236 ] [ 237 ] Since the discovery of the viruses in 1976, Ebola virus disease has been confined to areas in Middle Africa, where it is native.
In August 2021, two months after the re-emergent Ebola epidemic in the Guéckédou prefecture was declared over, a case of the Marburg virus disease was confirmed by health authorities through laboratory analysis. [106] This is the first-ever case of the Marburg virus disease in West Africa. [107] On August 2, the patient succumbed to the ...
These recombinant viruses appear to have been responsible for a series of outbreaks among humans in Central Africa in 2001–2003. [61] Zaire ebolavirus – Makona variant caused the 2014 West Africa outbreak. [62] The outbreak was characterized by the longest instance of human-to-human transmission of the viral species. [62]
Health officials in Ghana have identified two people who died from the deadly Marburg virus. Here’s what causes the virus, the symptoms of the virus, how it’s treated, and how worried you ...
Prior to 2017, an average of 60 to 80 listeriosis cases were confirmed in South Africa per year. [1] The outbreak was first identified by doctors at Chris Hani and Steve Biko academic hospitals in July 2017, who notified the National Institute for Communicable Diseases (NICD) about an unusually high number of neonatal infections.
The first cases of cholera were reported on 1 February 2023. [1]In May, the Gauteng province health department declared an outbreak in Hammanskraal. [7] Fifteen deaths and 41 cases had been recorded as of May 22. [7]