Mammary gland tumors and mammary cancer can affect both dogs and cats. Learn how mammary tumors are treated and how spaying your pet can help prevent them. Tumors of the mammary glands of female pets may be benign or malignant (cancerous). Benign tumor types include adenomas, fibroadenomas, mixed tumors, or duct papillomas. Malignant tumors, akin … Continue reading Mammary Tumors in Dogs & Cats