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

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VETERINARY PET
Fetal membranes tied up
fetal-membranes-tied-up-high-horse-sertich-sized
Fetal membranes tied up

    Fetal membranes are usually tied up to prevent the mare from stepping on and damaging them. The membranes should never be cut and removed, because their weight is thought to aid membrane expulsion.

Courtesy of Dr. Patricia Sertich.

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Parturition 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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