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Intestinal Nematodes (i) (Trichuris trichiura (symptoms (pruritus ani, IBD…
Intestinal Nematodes (i)
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Trichuris trichiura
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global distribution - esp warm, moist climates
unembryonated eggs passed in faeces of those infected + undergo advanced cleavage to become embryonated
infective embyonated eggs ingested, go from anus to mouth (no development in soil)
whip-shaped larvae hatch, adults in caecum, then migrate in mucosa
handle of the whip is ant - buried in caecum, colon or rectum
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light infection = <10,000 eggs/g faeces
symptoms
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IBD like symptoms (diarrhoea, bleeding)
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