In the world of dreams the rules of reality do not necessarily apply. Each dream is unique and it's a direct link to the soul and spirit. Psychology provides its own theories on what dreams mean, but so did tradition and the study of dreams for thousands of years before any relevant science had developed.
Dream Meanings - Spots
If you see your body is spotty then you will have bad luck that will upset you, while if the spots are painful then someone you trust will disappoint you.