Louping Ill (Ovine encephalomyelitis, see Louping Ill)

Viral Diseases
More Information

Animals Involved

Sheep, goats, also in llamas, cattle, horses, other domestic and wild mammals, grouse, ptarmigan

Known Distributions

UK, Northern Ireland; also reported in Norway, Spain; uncommon in people

Probable Means of Spreading

Tick bites (Ixodes ricinus); aerosol exposure in laboratory, contamination of skin wounds, contact with infected animals; possibly ingestion of milk

Clinical Manifestations in People

Biphasic influenza­like illness, sometimes followed by meningitis or meningoencephalitis, paralysis, joint pain in second phase; not usually fatal

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