There are more types of skin spots, including chloasma, freckles and seborrheic keratosis.
1. Melasma: the etiology of melasma has not been clearly defined, and it is considered to be related to heredity, changes in sex hormone level and ultraviolet radiation, etc. It is often symmetrically distributed on zygomatic cheeks, periorbital area, forehead, upper lip and nose, and its edges are generally more obvious.
2. Freckles: the cause of freckles is considered to be caused by heredity, light exposure and other factors, and it occurs on the face, especially on the nose and cheeks, and the patients will have round, irregular and ovoid spots, scattered or clustered, with the color ranging from light brown to dark brown.
3. Seborrheic keratosis: the cause of seborrheic keratosis is still unclear, and it may be related to heredity, skin aging and other factors, with clinical manifestations such as round or oval papules or plaques on the skin.
There are many types of skin spots, so it is recommended that you consult a doctor at a regular hospital to learn more about this.