"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 ...

Meera Pal is a Northern California-based writer with a background in journalism and books. She covers pets, real estate, tech, and everything in between. You can follow her on Twitter @Meerakat Kelly ...

Mast cell tumors are the most common tumors affecting skin in dogs, representing between 15 percent and 20 percent of all skin tumors. They represent 25 percent of all malignant canine skin cancers.