NCIt definition : A species of parasitic flatworms in the family Heterophyidae. The lifecycle of M.
yokogawai involves snails as the first intermediate host, freshwater fish as the second
intermediate host, and humans, fish-eating carnivores, or birds as the definitive
host. Infestation causes metagonimiasis.;
Alternative definition : CDISC: Any trematode parasite that can be assigned to the species Metagonimus yokogawai.;