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.

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.

it could take decades to know what that did to the locals’ cancer risk, but there may be a quicker route to an answer: The residents’ dogs were also exposed, and dogs develop cancer more quickly.

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 ...

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 ...

Dog in dumpster. Ann Arbor Police Dept. Ali Fedotowsky-Manno Shares Emotional Update on Dog's Health: 'He Still Has a Brain Tumor and Always Will' ...

Many of the dog tumors, for example, had mutations in genes already known to drive human cancers, such as the tumor suppressor gene PTEN (often mutated in breast and prostate cancers, among others ...

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 ...

Studying dogs and their cancers turns out to be an excellent way to learn more about cancer in people. And it’s not just that dogs and owners share exposures to many of the same environmental ...

Studying dogs and their cancers turns out to be an excellent way to learn more about cancer in people. And it’s not just that dogs and owners share exposures to many of the same environmental ...