He has conducted research to detect specific antibodies to Toxoplasma in 32 hospital patients Obrero de Lima , of which 13 were chosen at random among hospitalized in General Medicine Services ; 15 came from the Department of Ophthalmology and had symptoms and / or signs of toxoplasmosis and 4 Obstetrics . Are included 25 men and 7 women. The complement fixation reaction (RFC ) was used , according to the technique 50% hemolysis Bozicevich and hemagglutination reaction ( AHR) , the microtitration plate technique . Toxoplasma antigen used was provided by the National Communicable Disease Center in Atlanta, Georgia. In 15 ( 46.87 %) , serology was positive ; of these, 8 were between 21 and 30 years old and 5 between 31 and 50 , ie at the stage of greater work capacity. 4 obstetric symptoms, 3 had positive serology and of them, a seven pregnancies referred with symptoms of threatened aborti...