Doenças do sistema nervoso central em caprinos e ovinos no semi-árido

Abstract

The knowledge of the diseases of domestic animals in the different Brazilian regions is important to determine measures for their control and prevention. The objective of this paper is to report the epidemiology, clinical signs and pathology of the diseases of the central nervous system (CNS) of goats and sheep in the Brazilian semiarid, mainly in the state of Paraíba, diagnosed at the Veterinary Hospital of the Federal University of Campina Grande, from January 2000 to May 2006. During the period, 365 cases or outbreaks were diagnosed in goats and 270 in sheep. From these, 63 (9.92%) were of diseases of the CNS, being 34 (9.31%) in goats and 29 (10.7%) in sheep. The main diseases were abscesses (19.04%), tetanus (15.9%), rabies (9.52%) poisoning by Ipomoea asarifolia (7.93%), listeriosis (6.34%), traumatism (6.34%), polioencephalomalacia (4.77%), pregnancy toxemia (3.17%), enzootic ataxia (3.17%), and meningitis (3.17%). Other diseases diagnosed in only one opportunity (1.59%) were intoxications by Crotalaria retusa, Ipomoea carnea, Ipomoea sericophylla and Prosopis juliflora, otitis with encephalitis, malformation, lymphoblastic lymphosarcoma, medulloblastoma, and focal symmetric necrosis. In 6.34% of the cases diagnosis was unknown.