nodular worm disease


nodular worm disease
nodule disease a disease of sheep, cattle, and pigs caused by intestinal infestation with species of Oesophagostomum, the nodular worm, which infest the intestines and become embedded in the mucous membrane, causing nodules of various sizes.

Medical dictionary. 2011.

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  • Oesophagostomum — A genus of strongyle nematodes (subfamily Oesophagostominae) that encyst in the intestinal wall of herbivores and primates, causing nodular disease. Larvae appear to stimulate a host reaction in the intestinal wall, forming nodules in which the… …   Medical dictionary

  • oesophagostomiasis — Infection with nematode parasites of the genus Oesophagostomum. SYN: esophagostomiasis. [G. oi sophagos, gullet (esophagus), + stoma, mouth, + iasis, condition] * * * oe·soph·a·go·sto·mi·a·sis also esoph·a·go·sto·mi·a·sis i .säf ə (.)gō stə mī ə… …   Medical dictionary

  • Oesophagostomum brevicaudum — a species that causes nodular worm disease in pigs …   Medical dictionary

  • Oesophagostomum columbianum — a species that causes nodular worm disease in sheep and goats in the southern United States …   Medical dictionary

  • Oesophagostomum dentatum — a species that causes nodular worm disease in pigs …   Medical dictionary