Breast cancer in dogs
Breast cancer occurs most frequently in older, female pets that have not been spayed. While the cause of breast cancer is unknown, hormones are thought to play a role. Any suspicious lump in the mammary area should be examined by a veterinarian as soon as possible.
©VetFolio LLC and Vetstream Ltd. Created and peer-reviewed by VetFolio LLC and Vetstream Ltd. 2021