My 10 year old dog who has tumors cant stop pooping, what do i do?

All lumps and lumps on or under a dog's skin are called tumors, but not all of them are necessarily cancerous. Many dogs over the age of five will begin to develop harmless tumors that are filled with fat. They may not need to be removed unless they are in a sensitive area. Shading the dog from the sun can help skin tumors not become worse or prevent skin tumors of melanomas from forming in the first place. The Doctors Book of Home Remedies for Dogs and Cats recommends to limit the amount of time dogs stay in direct sunlight, always offer shady spots for them and to use SPF 15 sunscreen on areas that tend to burn easy, such as the ears or nose.