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

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VETERINARY PET
Chronic bronchitis, dog, radiograph
chronic-bronchitis-dog-radiograph-kittleson-sized
Chronic bronchitis, dog, radiograph

    This radiograph from a chronically coughing dog shows a caudodorsal pulmonary infiltrate due primarily to expiration, technique, and age. Note that the left atrium is not enlarged.

Courtesy of Dr. Mark D. Kittleson.

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Heart Failure in Dogs and Cats

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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