Encephalomyelitis Virus, Avian

**Definition:** A tentative species in the genus HEPATOVIRUS infecting primarily young chicks, but also found in turkeys, pheasants, and guinea fowl. It causes a fatal neuronal degeneration and is transmitted by mechanical contact.

**Tree numbers:** - B04.820.578.688.005.003

**Synonyms:** - Avian Encephalomyelitis Virus - Avian encephalomyelitis virus 1 - Avian Encephalomyelitis Viruses - Encephalomyelitis-like Virus, Avian - Epidemic Tremor Virus - Tremovirus A