Abstract
Mammary neoplasias are the most common type of tumor in female dogs with a mean age of 10 years. In male dogs, prostate neoplasias are uncommon, reaching only 0.6% of them. However, when a dog is diagnosed with prostatic carcinoma, the prognosis is unfavorable and usually evolves with the death of the patient due to the disease. In the human population, mammary carcinomas and prostatic ne…