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.

My family owns a few dogs of a fairly uncommon breed called the Glen of Imaal Terrier. One is almost 12. We noticed that he had a foul odor from his face, so we took him into our local rural ...

Source: Benutzer Hundehalter/Wikimedia Commons CC BY-SA 3.0 Some common behaviors can get your dog into trouble. In this case, the problem is cancer, which can be passed from dog to dog simply by ...

Sniffing or licking other dogs' genitalia -- the common site of Canine Transmissible Venereal Tumour -- can spread this unusual cancer to the nose and mouth. Sniffing or licking other dogs' genitalia ...

I had a 3-year-old English sheepdog with a tumor in his lower jaw that had invaded the lower left side of his jawbone. The biopsy came back as malignant, and we were told to have his lower jaw removed ...

Mollybear the dog has gone viral on TikTok, with more than 14.3 million views for a heartwarming video showing her undergoing radiation treatment for a nose tumor. The 13-year-old animal has had a ...