Article
Article
Strangles
Article By:
Timoney, John F. Department of Veterinary Science, University of Kentucky, Lexington, Kentucky.
Last reviewed:June 2020
DOI:https://doi.org/10.1036/1097-8542.757378
A highly contagious disease of the upper respiratory tract of horses and other members of the family Equidae, characterized by inflammation of the pharynx and abscess formation in lymph nodes. This disease occurs in horses of all ages throughout the world. The causative agent is Streptococcus equi, a clonal pathogen apparently derived from an ancestral strain of S. zooepidemicus. It is an obligate parasite of horses, donkeys and mules. See also: Horse production; Perissodactyla; Streptococcus
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