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Merck Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Purulent material within the guttural pouch, horse
streptococcus-equi-equi-empyema-dude-horse-lascola-sized
Purulent material within the guttural pouch, horse

    Photograph of purulent material within the guttural pouch due to Streptococcus equi equi (strangles) associated empyema in a 16-year-old American Quarter Horse gelding presenting with history of intermittent nasal discharge and fever.

Courtesy of Auburn University, College of Veterinary Medicine.

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Strangles in Horses

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using the power of leading-edge science to save and improve lives around the world.  The Merck Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues as the Merck Veterinary Manual in the US and Canada and the MSD Vet Manual outside of North America.

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