Results of ELISA using Ag1V1/Ag2 chimeric protein with sera from 50 patients with neurocysticercosis (NCC), 35 with alveolar echinococcosis (AE), 10 with cystic echinococcosis (CE), and 70 with other parasitic diseases (OP; 10 clonochiasis, 10 sparganosis, 8 fascioliasis, 32 paragonimiasis, 10 schistosomiasis) and from 20 healthy humans (NH). The dotted line shows the cutoff value (0.17).