Newcastle disease

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A disease of domestic fowl and other birds caused by a paramyxovirus of the genus Rubulavirus. The disease affects the respiratory and nervous systems of birds leading to respiratory difficulty, incoordination, tremors, and twitching of the head.


The disease of birds and domestic fowls (e.g. chicken) was first reported in Newcaste-upon-Tyne, England in 1927. This viral disease resembles bronchitis or influenza. It may be transmitted to humans by handling infected birds but only cause temporary conjunctivitis in humans.

Word origin: named after Newcastle-upon-Tyne, near which the disease was first reported in 1927


  • Ranikhet disease
  • avian pneumoencephalitis
  • avian pseudoplague
  • Philippine fowl disease

See also: paramyxovirus.