释义 |
DictionarySeeopisthorchiasisEncyclopediaSeeOpisthorchiasisOpisthorchis felineus
O·pis·thor·chis fe·li·n'e·usthe cat liver fluke, a species frequently found as a human parasite in Eastern Europe, Siberia, India, Japan, and Southeast Asia; adults are shaped like lancets, thin, relatively transparent, and hermaphroditic, with sizes ranging from 7-12 by 2-3 mm; ingested eggs hatch in Bithynia snails, and cercariae encyst on various species of freshwater fish; humans acquire the infection by ingesting raw or inadequately cooked fish; the parasites sometimes cause no evidence of disease, but cholangitis, biliary cirrhosis, and chronic pancreatitis may occur.Opisthorchis (o?pis-thor'kis) [? + orchis, testicle] A genus of liver flukes endemic to Asia. Opisthorchis felineus See: Opisthorchis tenuicollisOpisthorchis sinensisA species common throughout Asia, acquired by humans who eat poorly cooked fish that contains the larval forms. O. sinensis is a relatively uncommon cause of biliary obstruction in Western nations. Opisthorchis tenuicollisA species found in cats and other mammals. Humans become infected by eating raw or poorly cooked fish containing the larval forms. It was formerly called O. felineus. |