LIMA, F. H.; LIMA, Francisco Heitor de.
Resumen:
This study had the objective to make a brief review on sheep toxoplasmosis and
neosporosis. Toxoplasma gondii causes an infectiousparasitic acute or sub-acute disease
characterized by a polimorph symptomatology, sometimes showing general, respiratory,
neurologic or reproductive symptoms, including abortion. This disease was first
reported in a rodent (Ctenodactylus gondi) in South Africa. In sheep it was first reported
in 19942 by Olafson & Monlux in USA. Neospora caninum is an obligatory
intracellular parasite very similar to Toxoplasma gondii, and confounded with this other
parasit until 1988. The ethiological agent was initially described and characterized in
dogs, and subsequently in other species, including cattle. Prevalence level of 0.45% in
sheep was observed in one of the few studies on naturally infested animals, when a
newborn lamb died within seven days showing neurological symptomatology. Showing
aspects as historical, ethiological agent, life cycle, host, transmission, control and
prevention