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

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VETERINARY PET
Mammary carcinoma, dog
mammary_carcinoma_dog_high
Mammary carcinoma, dog

    These polygonal epithelial cells are sticking together in clusters. Cell boundaries are distinct. The purple "wisps" are contents of ruptured, smeared, and stretched nuclear material, which is a common artifact.

Courtesy of Abbey Veterinary Services.

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Cytology

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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