Parvovirus B19
Parvovirus B19
Parvovirus B19 (/pɑːrˈvoʊvaɪrəs/ /biː/ /ˈnaɪntiːn/), also known as Erythrovirus B19, is a virus in the parvovirus family that is associated with several human diseases. The virus was first discovered in 1975 and is named after the Latin word parvus, meaning small, due to its small size.
Etymology
The name "Parvovirus B19" was given because it was the 19th virus of the parvovirus family to be discovered. The B in B19 refers to the blood sample in which the virus was first identified. The term parvovirus comes from the Latin parvus, meaning small, as these viruses are among the smallest DNA viruses.
Diseases associated with Parvovirus B19
Parvovirus B19 is most commonly associated with Fifth disease, also known as erythema infectiosum, a mild rash illness that occurs most often in children. The virus can also cause more serious conditions such as hydrops fetalis in pregnant women, aplastic crisis in individuals with certain blood disorders, and chronic anemia in individuals with a weakened immune system.
Transmission
Parvovirus B19 is primarily transmitted through respiratory droplets when an infected person coughs or sneezes. It can also be spread through blood or blood products, and from a pregnant woman to her baby.
Prevention and Treatment
There is currently no vaccine to prevent Parvovirus B19 infection. Treatment is usually supportive and aimed at relieving symptoms. In severe cases, hospitalization may be required.
See also
External links
- Medical encyclopedia article on Parvovirus B19
- Wikipedia's article - Parvovirus B19
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