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Cattle Contagious Bovine Pleuropneumonia

Update Time:2023/7/7
What is bovine pleuropneumonia?
Bovine infectious pleuropneumonia, also known as bovine pneumonia and rotten lung disease, is an acute, febrile, highly contagious respiratory infectious disease of cattle caused by small colonies (SC type) of mycoplasma filamentous subspecies. Lungs and pleura, clinically characterized by high fever, cough, marbled lungs, and serous fibrinous pleuropneumonia.


What are the routes of transmission?
After beef cattle are infected with Mycoplasma bovis, they can continue to carry the pathogen for several months or even years, becoming the main source of infection of bovine contagious pleuropneumonia. The disease is mainly transmitted between herds through the respiratory tract, but can also be transmitted through close contact, the reproductive tract, or inhalation of milk.

What are the characteristics of the disease?
The symptoms are obvious and characteristic. The body temperature rises to 40-42°C, showing persistent fever, dry cough, rapid breathing with groaning, dilated nostrils, outstretched forelimbs, and extremely difficult breathing. Reluctance to move or lie down due to chest pain, was abdominal breathing. Coughs become more frequent, often with painful short coughs, weak and weak, low and moist. Sometimes serous or purulent nasal fluid flows out, and the visible mucosa is cyanotic. In addition, lower chest and wattle edema, loss of appetite, cessation of lactation, decreased urine output and increased specific gravity, alternating constipation and diarrhea can also be seen.

Except for weight loss, most of them have no obvious symptoms. Occasional dry short cough, there may be a solid sound area on percussion of the chest. The digestive function is disturbed, and the appetite is capricious. This kind of animal can gradually recover under good care and proper treatment, but it often becomes a carrier. If the lesion area is extensive, the affected animal will become weaker and weaker, and the prognosis will be poor.

TAEINGT Animal rapid detection kit for bovine contagious bovine pleuropneumonia


Bovine contagious pleuropneumonia has occurred in cattle herds in many countries and caused huge losses. It is one of the most harmful cattle diseases and is listed as a class A animal disease that must be notified by OIE.

1. Designate epidemic areas to control the flow of cattle
2. Implement comprehensive vaccination