Difference between revisions of "Strongyloidea"

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#REDIRECT[[:Category:Strongyloidea]]
 
 
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|linkpage =Parasites
 
|linktext =PARASITES
 
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|sublink1=Nematodes
 
|subtext1=NEMATODES
 
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== General Appearance ==
 
[[Image:Strongyloides stercoralis.jpg|thumb|right|150px|''Strongyloides stercoralis'' - Joaquim Castellà Veterinary Parasitology Universitat Autònoma de Barcelona]]
 
[[Image:Strongyloides larvae.jpg|thumb|right|150px|''Strongyloides'' larvae - Joaquim Castellà Veterinary Parasitology Universitat Autònoma de Barcelona]]
 
*Bursate.
 
*Relatively short (typically 1-5cm) but stout.
 
*Heads often have characteristic features.
 
 
 
 
 
== General Life-Cycle ==
 
Like that of the trichostrongyloids (eggs are also 'typical strongyle eggs'), but:
 
*L3 → L4 → adult (typically occurs in the large intestine).
 
*Larvae penetrate into mucosal wall and elicit nodule formation.
 
*Larvae of some species migrate around the body.
 
*Prepatent period varies between species from 3weeks to 6+ months.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[[Strongylus vulgaris]]
 
 
 
[[Peritoneal Cavity Inflammatory - Pathology#In sheep|Peritonitis in sheep]] by penetration of intestines by larvae of ''Oesophagostomum columbianum''
 
 
 
''Strongylus edentatus'' and ''Strongylus equinus'' migrate through [[Peritoneal Cavity Parasitic - Pathology]]
 
 
 
''Stephanuris dentatus'' causes peritonitis in pigs [[Peritoneal Cavity Parasitic - Pathology]] and may cause cysts in the [[Pancreas Parasitic - Pathology|pancreas]]
 
 
 
''Syngamus laryngeus'' in [[Respiratory Parasitic Infections - Pathology#Syngamus laryngeus|larynx]] of cattle
 

Latest revision as of 10:39, 26 April 2010