Arcanobacterium (redirected from Arcanobacterium pyogenes)

Arcanobacterium /Ar·ca·no·bac·te·ri·um/ (ahr-ka″no-bak-tēr´e-um) a genus of irregular, rod-shaped, non–spore-forming, gram-positive bacteria. A. haemoly´ticus causes human infection that is manifested in adolescents as pharyngitis and a scarlatiniform rash similar to those of streptococcal infection.

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Arcanobacterium

a genus of pleomorphic gram-positive actinomycete bacteria previously grouped in the genus Corynebacterium.

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Arcanobacterium hippocoleae

isolated from vaginitis in horses.

Arcanobacterium phocae

isolated from a variety of body systems in seals, but the pathogenic significance is uncertain.

Arcanobacterium pluranimalium

isolated from lung abscesses in deer and liver abscesses, mastitis, endometritis, abortions and endocarditis in cattle.

Arcanobacterium pyogenes

capable of producing suppurative lesions in any organ or tissue in animals. In farm animals, especially ruminants, it is the most common bacteria found in infected wounds and abscesses. An important cause of mastitis in cattle. Previously called Actinomyces pyogenes and Corynebacterium pyogenes.