Other clinical features of the disease include oedema due to a protein-losing enteropathy. Emergence of larvae from the intestinal wall may lead to haemorrhagic colitis
==Laboratory tests==
==Laboratory tests==
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Affected horses may show the following abnormalities on bloodwork:
Affected horses may show the following abnormalities on bloodwork:
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* Hyperglobulinaemia
+
* Hyperglobulinaemia (especially IgG)
* Anaemia
* Anaemia
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* Neutrophilia
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* Hypoalbuminaemia
+
+
+
+
Gross examination of faeces may reveal fourth or fifth stage larvae that are bright red in colour. Faecal egg counts may be low due to the disease being caused by emerging larvae.