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Medical Definition of Necrotic rhinitis of pigs
1. An infection of the subcutaneous structures of the snout of swine which causes malformation of the face; it is frequently due to infection of wounds made for the insertion of metal rings to discourage or prevent the animal from rooting in the soil; Fusobacterium necrophorum plays an important role in this disease. Synonym: bullnose. (05 Mar 2000)