Swollen pads on the dog's paws may be caused by trauma, skin diseases, tumors, etc. First, check whether the dog's paws are injured. If injured, the wound needs to be cleaned in time, and then disinfected and bandaged; if not injured, check the dog's paws If there is any skin disease on the body, you can apply ointment to treat fungus and bacteria; if it does not improve, take the dog to the pet hospital for examination and treatment.