Clonorchis etymology
Clonorchis sinensis, the Chinese liver fluke, is a liver fluke belonging to the class Trematoda, phylum Platyhelminthes. It infects fish-eating mammals, including humans. In humans, it infects the common bile duct and gall bladder, feeding on bile. It was discovered by British physician James McConnell at the … See more The symptoms of C. sinensis infection (clonorchiasis) have been known from ancient times in China. The earliest record is from corpses buried in 278 BC at Jiangling County of Hubei Province and the Warring States … See more C. sinensis is estimated to be the third-most prevalent worm parasite in the world. It is endemic to Russia, Japan, China, Taiwan, … See more Dwelling in the bile ducts, C. sinensis induces an inflammatory reaction, epithelial hyperplasia, and sometimes even cholangiocarcinoma, … See more • List of parasites (human) See more An adult C. sinensis is a flattened (dorsoventrally) and leaf-shaped fluke. The body is slightly elongated and slender, measuring 15–20 … See more Production of eggs The eggs of a C. sinensis are released through the biliary tract, and excreted out along with the faeces. The eggs are embryonated and contain the larvae called miracidia. Unlike most other flukes in which the miracidia … See more C. sinensis has 28 pairs of chromosomes (2n=56) in a cell. The chromosome pairs are groups in two: 8 large group and 20 small group. Structural variations are seen between those from … See more WebJan 7, 2024 · Clonorchis sinensis Etymology . New Latin, Ancient Greek κλών (klṓn, “ twig, spray, slip ”) + ὄρχις (órkhis, “ testicle ”). Proper noun . Clonorchis f. A taxonomic genus …
Clonorchis etymology
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WebClonorchis sinensis eggs are discharged in the biliary ducts and in the stool in an embryonated state .Eggs are ingested by a suitable snail intermediate host .Eggs release miracidia , which go through several developmental stages (sporocysts , rediae , and cercariae ).The cercariae are released from the snail and, after a short period of free … WebPronunciation: EG. Etymology: The word is from a 14th century dialect of English (aeg, meaning egg).The egg is a large non motile gamete, which occurs in life cycles with small, motile gametes called sperm.These gamete types occur in oogamous taxa like the Animalia, the Embryophyte Plants, Diatoms, and organisms scattered throughout the eukaryotes.
WebAug 21, 2015 · On Aug 21, 1875, James McConnell published in The Lancet his findings from a post-mortem examination of a 20-year-old Chinese man—undertaken at the Medical College Hospital in Calcutta, India—in whom he found Clonorchis sinensis in the bile ducts. Now, exactly 140 years later, we have a sound understanding of the lifecycle of this liver … WebClonorchis is a monoecious organism. This means both sexes occur in a single animal. One adult Clonorchis contains both male and female reproductive organs. It can thus fertilize itself. The laboratory diagnosis of Clonorchis infection is made by identifying the characteristic small, pumpkin seed shaped ova in stool specimens. The ovum has a ...
WebDec 19, 2024 · National Center for Biotechnology Information WebSymptoms and Signs of Clonorchiasis. Light trematode infections are usually asymptomatic; symptoms typically occur in patients with a greater worm burden and longer duration of infection. In the acute phase, heavier infections can cause fever, chills, epigastric pain, tender hepatomegaly, mild jaundice, and eosinophilia. Later, diarrhea may occur.
Webvit·el·lar·i·um. ( vit'ĕl-lar'ē-ŭm ), In cestodes and trematodes, a common chamber receiving vitelline (yolk) material from the two vitelline ducts; the yolk material then passes into the ootype to surround the ovum with nutritive vitelline granules that are enclosed by a characteristically formed eggshell. Synonym (s): vitelline reservoir.
WebJul 3, 2024 · The life cycle of Clonorchis sinensis involves freshwater snails and fishes as intermediate hosts and humans and piscivorous animals as definite hosts. Humans are infected through ingestion of raw or undercooked freshwater fish containing C. sinensis metacercariae. Around 15 million people are infected in China, South Korea, northern … jed medical clinicWebJun 29, 2024 · Pathology. Infection occurs after ingestion of infected raw flesh of freshwater fish. The adult flukes reside in the medium-sized and small intrahepatic … jed may twitterWebFeb 22, 2007 · Clonorchis sinensis, the Chinese or oriental liver fluke, is an important human parasite and is widely distributed in southern Korea, China (including Taiwan), Japan, northern Vietnam and the far eastern part of Russia. Clonorchiasis occurs in all parts of the world where there are Asian immigrants from endemic areas. The human and … owlkay.com central