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.

Mammary tumors are more common in female dogs, particularly in those that are not spayed but sometimes in spayed females as well. Though some mammary masses may be benign, many are cancerous.

About two thirds of dogs that have a tumor on the spleen have a malignant form of cancer, and about two thirds of them are hemangiosarcoma (1). These tumors are more commonly found in Labradors ...

Riggs showed up with his parents on a busy Monday morning. He had been at the Animal ER the night before. I missed him by ...

The biomedical bond between people and dogs is not new; veterinarians have long treated their canine patients with drugs ...

Luke Robinson walked 2,300 miles to find out why his beloved dog died of cancer. Nov. 5, 2012— -- Luke Robinson never liked dogs much until an ex-girlfriend offered him a puppy while he was ...

The problem with oral tumors is that they are usually highly vascular, bleed easily, can get infected, lead to very foul smell, and can be quite painful for the dog.

These tumors are more commonly found in Labradors, Goldens, Boxers, and German Shepherd Dogs. Unfortunately, they are aggressive and cause abnormal blood vessels, so they are likely to break open ...