The laser can treat the following brown age spots also called liver spots or solar lentigines are pigment accumulations in the upper layer of the skin due to sun exposure they occur on the face neck chest and back as well as forearms and hands freckles epithelides are small spots of concentrated pigment stimulated by the sun that remain in stable locations on sun exposed areas caf au lait spots are the light brown colour of milky coffee they can be small or large and appe