The intestinal fluke Fasciolopsis buski, which causes faciolopsiasis, is the largest intestinal fluke of humans. Fasciolopsiasis can be prevented by cooking aquatic plants well before eating them. Fasciolopsis is found in south and southeastern Asia. Fasciolopsiasis is treatable.
Image: Left: Fasciolopsis buski egg in an unstained wet mount. Center: Adult fluke of F. buski next to a scale. Right: Snail in the genus Hippeutis, an intermediate host for F. buski. Credit: DPDx, Image courtesy of Conchology, Inc, Mactan Island, Philippines.