Diseases include cholera, dysentery, diarrhea, intestinal worms, bilharzia, and typhoid. While in Egypt, Fairley investigated schistosomiasis (then known as bilharzia). Diseases included cholera, typhus and bilharzia. Schistosomiasis (bilharzia) is a parasitic disease caused by the parasitic flatworm trematodes. Local health concerns include malaria, diarrhea, typhoid, and bilharzia. Revealed by the Government of Kenya, unsafe water causes diseases like bilharzia, cholera and diarrhea. After the discoverer, the infection (generally including all schistosome infections) was called bilharzia or bilharziasis. The disease is often called bilharzia in honour of the discoverer. Schistosomes, which cause the devastating tropical disease bilharzia, belong to this group. He also introduced the medical term bilharzia or bilharziasis to describe the infection. Copper sulfate is used as a molluscicide to treat bilharzia in tropical countries. River in the park are free of bilharzia, unlike the rest of Zimbabwe. He introduced the terms bilharzia and bilharziasis for the name of the infection in 1856. So in 1856 Meckel von Helmsback created the genus "Bilharzia" for them. He recorded that four people out of five cancer victims had bilharzia.