<unk>  is a parasitic disease caused by species in the genus Opisthorchis (specifically, Opisthorchis viverrini and Opisthorchis felineus). Chronic infection may lead to cholangiocarcinoma, a malignant cancer of the bile ducts. Medical care and loss of wages caused by Opisthorchis viverrini in Laos and in Thailand costs about $120 million annually. Infection by Opisthorchis viverrini and other liver flukes in Asia affect the poor and poorest people.<unk>  is one of foodborne trematode infections (with clonorchiasis, fascioliasis and paragonimiasis) in the World Health Organization's list of neglected tropical diseases.
Opisthorchiasis
Clonorchiasis
Taeniasis
Monorchism
Trichiasis
Trichuriasis
Trichomoniasis
Helminthiasis