The acute febrile infectious disease caused by infection of the causative bacteria, formed emphysema by wound infection in the muscle, resulting in toxaemia by the toxin. The infection mainly in cattle, sheep and sometimes even infection in pigs . Type of soil oriented disease and the incidence of disease is low, but high mortality.

1. Agent
Clostridium chauvoei, Gram-positive bacilli is 1 or 3-5 chain structure. Forming a peritrichous flagella and motile, spore is ovoid at middle or the end and has no capsule. The bacteria produce a gas, the swelling part because the gas produced by pressing with your finger then can hears like a hair brush strange sound. The incubation period is 1-5 days and the mortality rate is almost 100%.


 
2. Epidemiology
Sporadically occurring in the world.

3. Route of Transmission
Door intrusion of bacteria is damaged portion of the body and digestive tract often the latter. In sheep and breaking into the tail cropping, castration, hair clipper or the tract wound at the time of delivery.

4. Clinical Signs
① Caused a lot in growing cattlw between 6-24 months of age and the body temp. rising (41-42 ℃), swelling of the muscles and subcutaneous characteristically appears.
② loss of appetite, weakness, and skin temperature of the extremities seemed a limp decreases.

 
5. Prevention and Treatment
1) Prevention
① The vaccine after six months old.
② The effect has been recognized as a mass of Penicillin administration in the treatment of early infection.