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 ==
= Species =


* ''Echinococcus granulosus'' (cystic echinococcosis)
* ''Echinococcus granulosus'' (cystic echinococcosis)
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* ''Echinococcus canadensis''
* ''Echinococcus canadensis''


== Risk Factors ==
= Risk Factors =


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


== Clinical Presentation ==
= 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'') ===
== 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

{{DISPLAYTITLE:''Echinococcus'' species}}
[[Category:Helminths]]

Revision as of 01:25, 15 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