Tumors develop when cells in the body grow uncontrollably. Finding a tumor on your dog can be very frightening, but they are not always detrimental — some are benign, while others are malignant.

Dogs have been trained to sniff out hemangiosarcoma, an aggressive, malignant cancer of blood vessel cells in dogs for which ...

Scientists have developed a new chimeric antibody that suppresses malignant cancers in dogs, showing promise for safe and effective treatment of intractable cancers. Similar to our aging society, dogs ...

Chloe's surgery was delayed after she ate a cheesecake, highlighting the unpredictability of pet care. My dog Chloe had a lump that scared us, but it turned out to be a benign lipoma. Surgery went ...

"My dog has a tumor that has just popped up on her bottom jaw, and it's getting rather big rather fast. It's kind of hard and feels like a muscle. Do you think ivermectin might help? She is only 5 or ...

In dogs, mast cell tumors are the most common malignant skin tumors, accounting for approximately 16–21% of all skin cancers. These tumors can appear anywhere on the body but are most frequently found ...

A 3-month-old French bulldog (not pictured) made history when he regrew part of his jaw bone after surgery to remove a tumor, Cornell University veterinarians said. Irene Wright for McClatchy A French ...