Sehlahisoa sena ke moriana o sebetsang hantle oa ho tlosa liboko o nang le phello e matla ea ho bolaea likokoanyana, o sebetsa haholo khahlanong le li-nematode, schistosomiasis le li-tapeworm, 'me o na le phello e kholo ea thibelo kholong ea lehe. E boetse e na le phello e totobetseng ea ho ntša liboko ho li-nematode tse fapaneng, schistosoma, li-tapeworm le likokoana-hloko tsa cysticercus liphoofolong. E loketse ho Tlosa liboko tse chitja, pinworm, hookworm, whipworm, e ka boela ea sebelisoa bakeng sa ho tlosa liboko liphoofolong. Tlhahlobo ea bongaka ea linyeoe tse 556 e bontšitse hore sekhahla sa phetoho ea lehe la hookworm, roundworm, pinworm le whipworm e ne e le 100%, 96.4%, 98.9% le 70%, ka ho latellana. Sehlahisoa sena se ka boela sa sebelisoa bakeng sa kalafo ea mefuta e fapaneng ea cysticercosis, joalo ka mofuta oa boko, mofuta oa mesifa ea letlalo, katleho e bonahalang e feta 80%, bakeng sa kalafo ea trichinosis, sekhahla se sebetsang sa 100%.