Abstract:Aim\ After serological examination,a further distinction has been made as to Leptospirosis and cysticercosis.Methods\ ELISA and MAT was used for the examination.The MAT value over 1∶200 is identified as positive.Culture of Leptospire and it's lstyle:Result may be observed after 48 hours culture of L style at 28℃.the giant and strong styles may also be observed after 72 hours.Negative and positive contrast is set up for each ELISA examination.The basic identification of developed colour and positive contrastive hole suggests positivty.Results\ 66 cases of cysticercois and 51 cases of leptospirosis were identified.The detected rates are 51.0% and 41.90% cysticercosis.Only 5 cases were negative to both accouting for 4.0% of the total number.Conclusion\ The clinical symptoms of the two diseases are to some extent alike and their early infectious features are also similar on CT.So a serological examination is absolutely necessary for a definite disgnosis.