236 Ch 236. Schistosomiasis and Other Trematode Infections

240M chronic Schistosoma infections globally; 5 species (S. mansoni, S. japonicum, S. mekongi → hepatic + intestinal; S. haematobium → urinary, bladder CA; S. intercalatum); freshwater swimming via snail intermediate host; praziquantel single dose; WHO mass drug administration for endemic; other trematodes: Fasciola, Clonorchis, Paragonimus, Heterophyes。