Coffee spots are light brown patches with clear boundaries. Coffee spots may be caused by heredity, or they may be the early symptoms of hereditary diseases such as neurofibromatosis.
Coffee spots are hyperpigmented skin diseases characterized by the color of lesions similar to the color of coffee mixed with milk, the specific pathogenesis is still unclear, most of them are seen in normal people, and their occurrence has little relationship with ultraviolet radiation such as sun exposure, and they can usually appear at birth or in infancy.
Coffee spots may also be one of the early symptoms of hereditary diseases such as neurofibromatosis, pemphigus vulgaris, polychromatic melanoma syndrome, and leopard spot syndrome. They are usually found on the face and trunk, and are of different shapes with clear boundaries, and generally increase in size with age.
Patients who have coffee spots are advised to go to regular hospitals for medical treatment if they affect their appearance.