Rift Valley fever is a
viral disease of cattle, sheep,
goats, dromedaries, several rodents and
wild ruminants. It is characterized by
fever, weakness, diarrhoea and
vomiting, nasal discharge, abortions
and a high mortality rate among the new
Humans are very susceptible
Transmission : via mosquitoes as
vectors or reservoir hosts. Direct
contamination occurs in humans when
handling infected animals and meat.
Occurrence : exclusively in
African countries, with an underlying
association with high rainfall and
dense populations of vector mosquitoes.
no specific treatment. A
symptomatic treatment is applied in
severe human cases.
Vaccination : with an attenuated
virus vaccine or an inactivated virus
RVF is a List A disease,
according to the
Classification of Diseases.
For more details,
click on the
technical card on RVF.
Directive 92/119/EEC of 17 December 1992
introducing general Community measures for the
control of certain animal diseases and specific
measures relating to swine vesicular disease.
Rift Valley fever is
a notifiable disease, according to
Directive 82/894/EEC EEC of 21 December
1982 on the notification of animal diseases
within the Community.
ADNS for a
description of the notification system and the
latest health situation table.