Actinobacillosis is a zoonotic disease caused by Actinobacillus

Actinobacillus

Actinobacillus is a genus of gram-negative, immotile and nonspore-forming, oval to rod-shaped bacteria occurring as parasites or pathogens in mammals, birds, and reptiles. It is a member of the Pasteurellaceae family. The bacteria are facultatively aerobic or anaerobic, capable of fermenting...

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It is more commonly associated with animals than with humans.

One of the most commons form seen by veterinarian

Veterinarian

A veterinary physician, colloquially called a vet, shortened from veterinarian or veterinary surgeon , is a professional who treats disease, disorder and injury in animals....

s is the mouth actinobacillosis of cattle

Cattle

Cattle are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius...

, due to Actinobacillus lignieresii. The most prominent symptom is the swelling of the tongue that comes out of the mouth and is very hard at palpation (wooden tongue).

Actinobacillus suis

Actinobacillus suis

-Introduction:Actinobacillus suis, or A. suis is a beta-haemolytic, Gram-negative bacterium of the Pasteurellaceae family.The bacterium has many strains and is the pathogen responsible for Actinobacillosis in pigs of all ages...

is an important disease of pigs of all ages and can lead to severe morbidity and sudden death.

Differential diagnosis

Mouth actinobacillosis of cattle must be differentiated from actinomycosis

Actinomycosis in animals

Actinomycosis in animals is caused by Actinomyces bovis .It is a quite common condition in cattle, where it is referred to as lumpy jaw or senfed ....

that affects bone tissues of the maxilla.