Large Strongyles (Redworm) Flashcards
1
Q
Latin
A
Strongylus vulgaris
Strongylus edenatetes
Strongylus equinus
2
Q
Location in body
A
Caecum and colon
3
Q
Clinical signs
A
loss of condition, anaemia, damage to intestines, colic, intestinal wall damage, blood clots, ulcers
4
Q
Life cycle
A
1st/2nd Larvae in soil/faeces
3rd stage larvae ingested by horse
4th stage larvae migrate from large intestine to anterior mesenteric artery causing inflammation
6 months later - adults attached to mucous membrane of ceacum and large colon
5
Q
Pathogenesis
A
- Most significant nematode
- Larvae cause endarteritis (damage to arterial walls) = colic
- Damage to LI muscosa due to feeding habits of worms
- Disruption caused by emergence of adults into intestine
- lesions due to migrating larvae
6
Q
Prepatent period
A
6-7 months
