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Hepatitis B is an infectious disease caused by the hepatitis B virus (HBV) that affects the liver; [1] [6] it is a type of viral hepatitis. [7] It can cause both acute and chronic infection . [ 1 ]
Hepatitis B: According to the World Health Organization, as of 2019 there are about 296 million people living with chronic hepatitis B, with 1.5 million new infections each year. In 2019, hepatitis B caused about 820,000 deaths, mostly from cirrhosis and hepatocellular carcinoma (primary liver cancer ). [ 23 ]
Hepatitis A, adults > 50 years old Viral Unvaccinated ≈1.8% [17]: 278 Coronavirus disease 2019 (COVID-19) Viral Unvaccinated & Treated with unspecific treatments: 0.5-2% Depends largely on the age group of the person, earlier strains of COVID-19 had higher CFR of around 2%. [53] [54] [55] Lassa fever: Viral Treated ≈1%
The structure of hepatitis B virus. Hepatitis B virus is a member of the Hepadnavirus family. [11] The virus particle, called Dane particle [12] (), consists of an outer lipid envelope and an icosahedral nucleocapsid core composed of protein.
Hepatitis D is caused by the hepatitis D virus (HDV), or hepatitis delta virus; it belongs to the genus Deltavirus. HDV is similar to a satellite virus as it can only propagate in the presence of the hepatitis B virus, depending on the helper function of HBV for its replication and expression. It has no independent life cycle, but can survive ...
― A Hepatitis A outbreak traced to a Beaver County restaurant 20 years ago may have led to many of the national food safety guidelines implemented in the last several years. ... As the virus ...
Hepatitis D is a defective virus that requires hepatitis B to replicate and is only found with hepatitis B co-infection. [17] In adults, hepatitis B infection is most commonly self-limiting, with less than 5% progressing to chronic state, and 20 to 30% of those chronically infected developing cirrhosis or liver cancer. [ 31 ]
This category has the following 7 subcategories, out of 7 total. Infectious disease deaths in Australia by state or territory (7 C) A.