Difference between revisions of "Strongyloidea"

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== General Appearance ==
 
 
*Bursate
 
*Large buccal capsule
 
*Relatively short (typically 1-5cm) but stout
 
*Heads often have characteristic features - teeth or cutting plates
 
 
== 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 the mucosal wall and elicit nodule formation
 
**Larvae of some species migrate around the body
 
**Prepatent period varies between species from 3 weeks to over 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
 

Revision as of 10:38, 26 April 2010



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