Toxoplasmosis possess worldwide geographic distribution and high serological prevalence in human beings and animals. Acquired way is, in the majority of the times, light or asymptomatic however, in approximately 15% of the cases can be developed the ocular form. The aim of this study is to research the occurrence of IgG anti-Toxoplasma gondii antibodies in children at an elementary school in Jataizinho (PR) and relate some factors with the epidemiology of the toxoplasmosis. A total of 276 samples of blood by using indirect immunofluorescence (IFA) where 128 (46.4%) were detected positives. The analysis of the variables indicated that the presence of domestic cats in the household was an important factor associated to the infection by T. gondii (OR= 3.45; 1.617.45) as well as to the children who described any kind of visual impairment (OR= 3.19; 1.11 - 9.35).
Toxoplasmosis; schoolchildren; epidemiology; risk factor; cats