Characteristics of dogs with osteosarcoma: 744 dogs (2000-2015)
Researchers examined records of 744 dogs with appendicular osteosarcomas. Records were evaluated or the sex, neuter status, age at diagnosis, breed, affected limb, and tumor location.
The majority of the dogs (80.9%) were neutered. Most dogs were diagnosed between 7-10 years of age. The majority (77.8%) of dogs were large or giant-breed dogs. Purebred dogs comprised 80.4% of the population. The most common purebred breed affected was the Rottweiler (17.1%). Osteosarcomas were more commonly located in the forelimb (64.2%) versus the hindlimb (35.8%), and the humerus was the most common site (20.9%).
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