| strongyloides stercoralis | A species of parasitic nematode widely distributed in tropical and subtropical countries. The females and their larvae inhabit the mucosa of the intestinal tract, where they cause ulceration and diarrhoea. (12 Dec 1998) |
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| strongyloidiasis | Infection with nematodes of the genus strongyloides. The presence of larvae may produce pneumonitis and the presence of adult worms in the intestine could lead to moderate to severe diarrhoea. (12 Dec 1998) |
| strongyloidosis | Infection with nematodes of the genus strongyloides. The presence of larvae may produce pneumonitis and the presence of adult worms in the intestine could lead to moderate to severe diarrhoea. (12 Dec 1998) |
| strongylosis | Disease caused by infection with a species of the nematode Strongylus; effects may be extreme from worm-caused lesions, nodules, and aneurysms. (05 Mar 2000) |
| strongylus | A genus of intestinal parasitic nematodes occurring in animals and man. (12 Dec 1998) |
| Strongylus radiatus | Species that occurs in cattle and domestic and wild sheep, but rarely in the horse; although worldwide in distribution, it is most common in the northern U.S. And Canada. Synonym: Strongylus radiatus, Strongylus ventricosus. (05 Mar 2000) |
| Strongylus ventricosus | Species that occurs in cattle and domestic and wild sheep, but rarely in the horse; although worldwide in distribution, it is most common in the northern U.S. And Canada. Synonym: Strongylus radiatus, Strongylus ventricosus. (05 Mar 2000) |
| Strongylus vulgaris | A bloodsucking species found chiefly in the caecum of horses and other equids; in the course of their migration, larvae commonly lodge in the wall of the posterior aorta, causing wall damage and the development of verminous aneurysms in this vessel, especially in the anterior mesenteric arteries. (05 Mar 2000) |