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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.
[21] [22] According to the World Health Organization, approximately 10 million new TB infections occur every year, and 1.5 million people die from it each year – making it the world's top infectious killer (before COVID-19 pandemic). [21] However, there is a lack of sources which describe major TB epidemics with definite time spans and death ...
These are the 12 most lethal viruses, based on their mortality rates or the number of people they have killed. Skip to main content. Subscriptions; Animals. Business. Fitness. Food ...
Epstein–Barr virus infectious mononucleosis (Mono) Diagnostic modalities for infectious mononucleosis include: Person's age, with highest risk at 10 to 30 years. Medical history, such as close contact with other people with infectious mononucleosis; Physical examination, including palpation of any enlarged lymph nodes in the neck, or enlarged ...
Joining norovirus on a list nobody would want to be a part of is hepatitis A, which ranked second as the most viral. According to the report, it causes 14 million cases of foodborne illness a year ...
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Tobacco mosaic virus was the first virus to be identified, as an infectious agent that could pass through porcelain filters, as well as the first to be crystallised. It was among the earliest virus structures to be modelled successfully. Credit: Thomas Splettstoesser (20 July 2012) Portal:Viruses/Selected picture/3
The flu, caused by the influenza virus, is estimated to have killed 50 million people worldwide. The virus spread incredibly quickly across nearly every major country in three deadly waves, all ...