If you see fast growth, redness, swelling, pus, an opening, or if the dog is in pain, make that appointment even sooner. The same goes for lumps that are in certain areas, like the face or paws ...

When a suspicious bump appears, it needs to be examined ... Mast Cell Tumor: This is the most common skin cancer found in dogs. It can also affect other areas of the body, including the spleen ...

Dr. Chris Miller, AtlasVet DC: Small lumps and bumps are a certainty for most breeds ... Below are a few things to consider when evaluating small skin masses. Dogs that are older than seven years of ...

A: The most common cause of a lump in dogs in this location is a benign tumor called a lipoma. These consist of fat and usually are located just below the skin in the subcutaneous tissue.