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The 1957–1958 Asian flu pandemic was a global pandemic of influenza A virus subtype H2N2 that originated in Guizhou in Southern China. [3] [4] [1] The number of excess deaths caused by the pandemic is estimated to be 1–4 million around the world (1957–1958 and probably beyond), making it one of the deadliest pandemics in history.
1918–1922 Russia typhus epidemic: Typhus: 2–3 million 1–1.6% of Russian population [14] 1918–1922 Russia: 13 Cocoliztli epidemic of 1576: Cocoliztli 2–2.5 million 50% of Mexican population [12] 1576–1580 Mexico 14 1772–1773 Persian Plague: Bubonic plague 2 million – 1772–1773 Persia: 15 735–737 Japanese smallpox epidemic ...
An epidemic (from Greek ἐπί epi "upon or above" and δῆμος demos "people") is the rapid spread of disease to a large number of hosts in a given population within a short period of time. For example, in meningococcal infections, an attack rate in excess of 15 cases per 100,000 people for two consecutive weeks is considered an epidemic ...
The disease was finally produced in guinea pigs. The CDC announced the discovery at a press conference on January 18, 1977. [11] [12] [4] [13] The bacterium was later named Legionella pneumophila. [14] Legionella pneumophila is the most common cause, but sometimes other species of Legionella bacteria also cause Legionnaires' disease.
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Wake is among 13 counties reporting from 2 to 3.9 cases per 100,000 people. Twenty counties in the state, including Orange and Johnston , reported 0.1 to 1.9 cases per 100,000.
Dengue fever is on the rise in Puerto Rico, and island officials have declared it an epidemic. At least 549 cases have been reported so far and more than 340 people have been hospitalized ...
The following outline is provided as an overview of and topical guide to concepts related to infectious diseases in humans.. Infection – transmission, entry/invasion after evading/overcoming defense, establishment, and replication of disease-causing microscopic organisms (pathogens) inside a host organism, and the reaction of host tissues to them and to the toxins they produce.