Balantidium is the only ciliated protozoan known to infect humans.<unk>  is a zoonotic disease and is acquired by humans via the feco-oral route from the normal host, the pig, where it is asymptomatic. “Contaminated water is the most common mechanism of transmission. Equally dangerous, however, is the ingestion of contaminated food.”
Balantidiasis
Clonorchiasis
Taeniasis
Opisthorchiasis
Monorchism
Acanthocheilonemiasis
Ophiasis
Cyclosporiasis