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

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VETERINARY PET
Marek's disease, peripheral nerve enlargement, chicken
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Marek's disease, peripheral nerve enlargement, chicken

    Unilateral enlargement of sciatic nerve and sacral plexus in a chicken with Marek's disease.

Courtesy of Dr. John Dunn.

In these topics
Marek's Disease in Poultry

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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