Echinococcus: Difference between revisions

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Echinococcus
m (Aidan moved page Echinococcosus to Echinococcus species)
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= ''Echinococcus'' spp. =
 
 
== Definition ==
 
 
 
* Parasitic disease caused by infection with the echinococcus tapeworm
 
* Parasitic disease caused by infection with the echinococcus tapeworm
   
== Species ==
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= Species =
   
 
* ''Echinococcus granulosus'' (cystic echinococcosis)
 
* ''Echinococcus granulosus'' (cystic echinococcosis)
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* ''Echinococcus canadensis''
 
* ''Echinococcus canadensis''
   
== Risk Factors ==
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= Risk Factors =
   
 
* Exposure to sheep
 
* Exposure to sheep
 
* Exposure to dogs fed home-slaughtered animals
 
* Exposure to dogs fed home-slaughtered animals
   
== Clinical Presentation ==
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= Clinical Presentation =
   
 
* Hydatid cysts with surrounding daughter cysts
 
* Hydatid cysts with surrounding daughter cysts
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** Lung second-most common
 
** Lung second-most common
   
=== Alveolar echinococcosis (''E. multilocularis'') ===
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== Alveolar echinococcosis (''E. multilocularis'') ==
   
 
* Presents as a metastatic malignancy of unknown primary
 
* Presents as a metastatic malignancy of unknown primary
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* Main treatment is surgical resection followed by at least 2 years of antihelminthic therapy
 
* Main treatment is surgical resection followed by at least 2 years of antihelminthic therapy
 
* Poor prognosis, with 90% 10-year mortality if untreated
 
* Poor prognosis, with 90% 10-year mortality if untreated
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{{DISPLAYTITLE:''Echinococcus'' species}}
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[[Category:Helminths]]

Revision as of 21:25, 14 August 2019

  • Parasitic disease caused by infection with the echinococcus tapeworm

Species

  • Echinococcus granulosus (cystic echinococcosis)
  • Echinococcus multilocaris (alveolar echinococcosis)
  • Echinococcus canadensis

Risk Factors

  • Exposure to sheep
  • Exposure to dogs fed home-slaughtered animals

Clinical Presentation

  • Hydatid cysts with surrounding daughter cysts
    • Liver most common
    • Lung second-most common

Alveolar echinococcosis (E. multilocularis)

  • Presents as a metastatic malignancy of unknown primary
  • May also mimic hepatic carcinoma, cirrhosis, and tuberculosis
  • Main treatment is surgical resection followed by at least 2 years of antihelminthic therapy
  • Poor prognosis, with 90% 10-year mortality if untreated