Emergencies preparedness, response

2000 - Suspected Lassa fever, UK - Confirmation

14 March 2000

Disease Outbreak Reported

The diagnosis of Lassa fever in a 50 year old British national who had been working for the peacekeeping effort in rural Sierra Leone  has been confirmed by virological tests performed at the Enteric and Respiratory Virus Laboratory at the Central Public Health Laboratory, London.

The patient 's condition is reported to have improved slightly, but he remains seriously ill. Monitoring of close contacts is continuing, and will be carried out through the potential incubation period of the illness.

For further information, please see the previous report of this imported case.