The equine adenitis, popularly known as a sprout, is an infectious disease caused by the bacterium Streptococcus equi, causing inflammation of the upper respiratory tract, mainly affects young horses due to their low immunological resistance during the winter, also occurs frequently at weaning and in overcrowding of places with poor ventilation. Equines older than 2 years are less susceptible to this disease because they already have an improvement in immunity but are still subject to infection.
The popular name for this disease is the appearance of the horse, as if it were garrotted (strangled) by the enlarged lymph nodes;
Equine adenitis is caused by the bacterium Streptococcus equi, a facultative anaerobic bacterium (no need for oxygen), gram + coccus, encapsulated.
Transmission can occur directly where animals that already have symptoms of the disease sneeze and / or nears spreading the secretion with the bacteria in the form of "aerosol" and by direct contact with another animal; also indirectly where the animal contaminates food, water or objects of common use, such as brakes and bridles, leading to contamination for other animals.
The clinical signs that the horses present are inflammation in the respiratory tract and this causes difficulty in breathing, sneezing, coughing, runny nose, neck extended due to pain and to facilitate the entry of air into the lungs, fever, palpation pain in the region of the mandible and an increase of volume of the lymph nodes that depending on the size that are, can drain spontaneously and turn abscesses.
Prevention and Control
The prevention and control is basically due to the handling and hygiene of the environment in which the animals live, the cleaning of troughs, facilities and utensils used in the animals should be done daily to avoid transmission of diseases, since animals that have the symptoms of this disease should be made insulation; Very important is when new animals arrive on the property, must be quarantined to prevent the disease from spreading to other animals on the property. As a preventive form of this disease vaccination can be done.
The diagnosis is made by a veterinarian through the history, clinical examination and symptoms of the animal. Confirmed by laboratory tests, nasal secretion is used to make the isolation of the bacterium Streptococcus equi.
The treatment is done according to the intensity of the disease, horses that do not present abscesses are treated with penicillin G and support treatment as fluid therapy with vitamins and electrolytes.
The animals that present abscesses, next to the treatment are drained and washed these with iodine, later made