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==== Verminous endarteritis ====
*Caused by larvae of ''S. vulgaris'' within the cranial mesenteric artery
*Also called "verminous aneurism" (misnomer as aneurism = dilatation/thinning of blood vessel wall; also, aneurisms are rare)
*Wall of artery grossly thickened (organising thrombi, inflammatory responses)
*Can be detected on rectal palpation
*Many cases asymptomatic
*May get embolism β infarction of areas of intestinal wall β colic or chronic ulceration (note: generally good collateral circulation; therefore colic is not inevitable)
*Aberrant larvae may cause thrombosis in other arteries; e.g. iliac, cerebral, coronary
*Avermectin/milbemycins or fenbendazole are used to control migrating ''S. vulgaris'' larvae[[Category:Horse]]