Introduction
East Coast fever Cause and distribution
East Coast fever (ECF) is a form of theileriosis caused by the parasite Theileria parva transmitted by the tick Rhipicephalus appendiculatus
(Norval et al, 1992). It is a major disease of cattle in 11 countries
in eastern, central and southern Africa. The affected countries are
Burundi, Kenya, Malawi, Mozambique, Rwanda, Sudan, Tanzania, Uganda,
Zaire, Zambia and Zimbabwe. The estimated land area and cattle
population affected by ECF in the region are provided in Table 1.