270 likes | 1.34k Views
Dicrocoelium dendriticum. Austin Keys. A look at D. dendriticum. Phylum: Platyhelminthes Class: Trematoda Order: Plagiorchiida Family: Dicrocoeliidae Genus: Dicrocoelium Species: Dicrocoelium dendriticum Common Name: Lancet Liver Fluke or just Lancet Fluke. Morphology.
E N D
Dicrocoeliumdendriticum Austin Keys
A look at D. dendriticum • Phylum: Platyhelminthes • Class: Trematoda • Order: Plagiorchiida • Family: Dicrocoeliidae • Genus: Dicrocoelium • Species: Dicrocoeliumdendriticum • Common Name: Lancet Liver Fluke or just Lancet Fluke
Morphology • 6-10mm long • 1.5-2.5mm wide • Adults are Hermaphroditic D. dendriticum egg
Geographic Regions • Europe • Asia • Africa • Middle East • North America • South America • Northern Africa • Australia -Like fields with dry, chalky and alkaline soils
Definitive Hosts & Vector • Mainly Cows, Sheep, Goats, Rabbits, and other grazing mammals • Rare in Humans and other mammals due to its life cycle • There are no known Vectors
Intermediate Hosts 1st:Land Snail 2nd:Ant
Captain Higgins and Activity http://theoatmeal.com/comics/captain_higgins
Pathology and symptoms Dicrocoeliasis- Infects the bile duct • Most infections are light and usually show no signs of the disease • In heavy infections • Liver abscesses • Puss filled area in the liver • General digestive disturbances • Bloating and diarrhea • Upper abdominal pain
Diagnosis • Humans • Identify eggs in poop or duodenal fluid by using a microscope • Animals • Examination of the poop • Examination of the liver after death
Treatment • Praziquantel • Triclabendazole • Mirazid • Niclosamide (not available in the US)
Works Cited • http://www.damninteresting.com/a-fluke-of-nature/ • http://www2.biology.ualberta.ca/parasites/ParPub/text/index/plagi02i.htm • http://course1.winona.edu/kbates/digenean.htm • http://www.springerimages.com/Images/RSS/1-10.1007_978-3-540-48996-2_872-1 • http://www.dpd.cdc.gov/dpdx/HTML/Dicrocoeliasis.htm • http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3027985/ • http://people.emich.edu/kselby/page%202.html • http://theoatmeal.com/comics/captain_higgins • http://www.ncbi.nlm.nih.gov/pubmed/21980771