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Common impaction sites, horse
Common impaction sites, horse
Common impaction sites, horse

Most common sites of impaction, cecum and large intestine, horse (larger dots indicate more frequent impaction at that site). Illustration by Dr. Gheorghe Constantinescu.

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Diseases Associated with Colic by Anatomic Location

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Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being 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 Manual outside of North America.

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