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The 1918–1920 flu pandemic, also known as the Great Influenza epidemic or by the common misnomer Spanish flu, was an exceptionally deadly global influenza pandemic caused by the H1N1 subtype of the influenza A virus.
Carditis (pl. carditides) is the inflammation of the heart. [1] It is usually studied and treated by specifying it as: [citation needed] Pericarditis is the inflammation of the pericardium; Myocarditis is the inflammation of the heart muscle; Endocarditis is the inflammation of the endocardium
[84] [85] [86] The shortened form of the word, "flu", is first attested in 1839 as flue with the spelling flu confirmed in 1893. [87] Other names that have been used for influenza include epidemic catarrh, la grippe from French, sweating sickness, and, especially when referring to the 1918 pandemic strain, Spanish fever. [88]
This is a timeline of influenza, briefly describing major events such as outbreaks, epidemics, pandemics, discoveries and developments of vaccines.In addition to specific year/period-related events, there is the seasonal flu that kills between 250,000 and 500,000 people every year and has claimed between 340 million and 1 billion human lives throughout history.
Myocarditis can be seen during COVID-19, the disease caused by the SARS-CoV-2 virus; [60] with the myocarditis being associated with a spectrum of severities from asymptomatic to fulminant. The symptoms for myocarditis following a COVID-19 infection can present as chest pain, shortness of breath, fatigue, and irregular heartbeats which can make ...
Mark Sykes – exhumation of a British flu victim in the United Kingdom; Yoshihiro Kawaoka – engineered and recreated a virus to study how it works and how the flu naturally mutates; Kirsty Duncan - led unsuccessful expedition to find flu virus in permafrost at Longyearbyen, Svalbard, Norway
It has been found to be important for the virus pathogenesis. [citation needed] In the case of Cardiovirus A, the virus can cause encephalitis and myocarditis, mostly in rodents, which are natural hosts. The virus is transmitted from rodents to other animals. Severe epidemics have been seen in swine and elephants. [9]
Viral cardiomyopathy occurs when viral infections cause myocarditis with a resulting thickening of the myocardium and dilation of the ventricles. These viruses include Coxsackie B and adenovirus, echoviruses, influenza H1N1, Epstein–Barr virus, rubella (German measles virus), varicella (chickenpox virus), mumps, measles, parvoviruses, yellow fever, dengue fever, polio, rabies, and the ...