Difference between revisions of "Dictyocaulosis - Sheep"

Latest revision as of 21:51, 2 August 2012

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-=== Pathogenesis ===
+#redirect[[Dictyocaulus filaria]]
-*'''''Dictyocaulus filaria'''''
-**Similar to ''D. viviparus'' in cattle
-**Lesions tend to be less widespread because worm numbers are generally low
-=== Diagnosis ===
-*Grazing history
-*Clinical signs
-*Faecal examination (larval identification possible by examining head, e.g. ''Dictyocaulus filaria'' (knob) or tail, e.g. ''Muellerius'' (single spine), ''Protostrongylus'' (wavy, no spine) → prognosis)
-=== Control ===
-*'''''Dictyocaulus filaria''''':
-**Difficult because outbreaks are unpredictable
-**PGE control measures are normally sufficient to prevent outbreaks of disease
-**Where these occur, remove and treat affected stock, replace with older immune sheep if necessary
-**A commercial vaccine was available in the Middle East, though its use (were it still available) would be uneconomic in the UK
-[[Category:Sheep_Nematodes]]
+[[Category:To Do - Major]][[Category:To Do - Respiratory]]
+[[Category:Respiratory Diseases - Sheep]]
+[[Category:Respiratory Parasitic Infections]]