Major human parasites Estimated World Prevalence of the major Parasitic Infection of human Malaria 300-500 milion Schistosomiasis 200 million Lymphatic filariasis 120 million Onchocerciasis 85 million Leishmaniasis 12 milion Trypanosoma cruzi(South America) 18 million Ascaris infection 1300 million Hookworm infection 1300 milion Amoebiasis 60 million Trichuriasis 900 million Giardiasis 200 million wHo,1999Major human parasites • Estimated World Prevalence of the Major Parasitic Infection of Human: – Malaria 300-500 million – Schistosomiasis 200 million – Lymphatic filariasis 120 million – Onchocerciasis 85 million – Leishmaniasis 12 million – Trypanosoma cruzi (South America) 18 million – Ascaris infection 1300 million – Hookworm infection 1300 million – Amoebiasis 60 million – Trichuriasis 900 million – Gardiasis 200 million (WHO,1999)