Young man veterinarian checking up the dog on table in veterinary clinic. Healthcare, medicine treatment of pets. Dogue de bordeaux.© maxbelchenko/Shutterstock.com ...

"My Labrador has a tumor on his spleen. Should it be removed? Should the spleen also be removed?" A: Each dog's case is different, and you will need to discuss this with your regular veterinarian, as ...

Q: I recently adopted Missy, my mother's middle-aged, mixed-breed dog. She was never spayed, and she has two small masses in her mammary glands. Are these masses likely to be cancer? If not, should I ...

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 ...

Researchers from Purdue University and its College of Veterinary Medicine are studying an experimental vaccine therapy to treat often-fatal solid tumors in dogs. The clinical trial, announced last ...

As our companions, dogs are often exposed to the same carcinogens as us. FatCamera / E+ via Getty Images After a train carrying chemicals derailed and caught fire in East Palestine, Ohio, in 2023, ...

"Our study is a first step toward using the gut microbiome as a tool to develop prognoses and to manipulate cancer, not just in dogs, but potentially as a model for human treatments as well," says ...

Her German shepherd saved her life by detecting cancer in its earliest stage–and now an E-nose can detect tumors with AI chemical training.

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.

Editor’s note: Dr. Lee Pickett has retired, but Creators continues to distribute columns from her archive. This one is from 2022. Q: I recently adopted Missy, my mother’s middle-aged, mixed-breed dog.