Schistosomiasis, also called bilharziosis or snail fever, is a parasitic disease caused by several species of parasitic flatworms (platyhelminthes), belonging to the genus Schistosoma . The flatworms are generally known as flukes.
Skistosomiaas (bilhartsioos) on parasiithaigus, mida põhjustavad mitu kakssuulast ehk perekonna Schistosoma parasiitset imiussi (kaani).