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

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VETERINARY PET
Nuclear sclerosis and early cataract formation, dog
nuclear_sclerosis_early_cataract_dog_high
Nuclear sclerosis and early cataract formation, dog

    Both nuclear sclerosis (central gray zone) and early cataract formation (small bubbles) in the peripheral lens of an aged American Cocker Spaniel.

Courtesy of K. Gelatt.

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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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