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Strangles (also called equine distemper) is a contagious upper respiratory tract infection of horses and other equines caused by a Gram-positive bacterium, Streptococcus equi. [1] As a result, the lymph nodes swell, compressing the pharynx , larynx , and trachea , and can cause airway obstruction leading to death, hence the name strangles. [ 2 ]
Symptoms of strangles, which is potentially fatal, include a high temperature, lethargy, loss of appetite and a lowered head and neck. It cannot be passed to humans. It cannot be passed to humans.
The bacteria Streptococcus equi, the causative agent of strangles, is commonly involved. Mycotic infections can also occur. [5] Some visible symptoms of guttural pouch disease include abnormal head and neck carriage, nasal discharge, painful swelling and occasional abnormal functioning of the structures associated with the pouch. [5]
Horses that develop purpura haemorrhagica usually have a recent history of strangles (infection with Streptococcus equi subsp. equi) or vaccination (intramuscular or intranasal) for strangles. It is thought to be caused by an auto-immune reaction where antibodies against the S. equi M- or R-protein cross-react with proteins on endothelial cells .
Pigeon fever is a disease of horses, also known as dryland distemper or equine distemper, caused by the Gram-positive bacterium Corynebacterium pseudotuberculosis biovar equi. [1] Infected horses commonly have swelling in the chest area, making it look similar to a "pigeon chest".
Streptococcus zooepidemicus is a Lancefield group C streptococcus that was first isolated in 1934 by P. R. Edwards, and named Animal pyogens A. [1] It is a mucosal commensal and opportunistic pathogen that infects several animals and humans, but most commonly isolated from the uterus of mares.
Bird flu is a scary illness with a high mortality rate. But so far, infections in the U.S. have been relatively mild—until now. A patient in Louisiana has been hospitalized with a severe case of ...
Glanders is a contagious zoonotic infectious disease that occurs primarily in horses, mules, and donkeys. It can be contracted by other animals, such as dogs, cats, pigs, goats, and humans. It is caused by infection with the bacterium Burkholderia mallei. Glanders is endemic in Africa, Asia, the Middle East, and Central and South America.