In dermatology outpatient work, often some patients with spots come to the clinic, many people can not judge the type of spots on their own, so blindly wrong treatment, indiscriminate use of spot removal products, resulting in a variety of spots at the same time, the area of the spot is more and more, more and more dark, not only a serious impact on the image of the individual, but also to the clinical treatment of the later period of time to bring a lot of trouble. It is very crucial to treat spots by typing, see the picture to recognize spots, is your spot treated right? 1.Freckles/Sunspots – refers to scattered dark brown spots on the face and other places. After being irradiated by sunlight, X-ray, ultraviolet rays or even fluorescent lamps, it produces a large amount of melanin and forms spot-like pigmentation. Some freckles are hereditary and some are caused by sun exposure, so they are also called sun spots. 2.Chloasma / Butterfly Spot – Chloasma, also known as liver spot and butterfly spot, is a pigmentation spot that occurs on the face. Chloasma is mainly caused by women’s endocrine disorders, mental stress, various diseases, lack of vitamins and endocrine factors such as ovary, pituitary gland, thyroid gland, and stimulation of external chemical drugs. 3.Coffee Spot–Coffee spot is light brown to dark brown spots or patches, like coffee and milk mixed color, so it is also called milk coffee spot. The performance is similar to freckle-like spots about 20cm or larger, round, ovoid or irregular shape, clear boundary, smooth surface. 4, Nevus of Ota – Nevus of Ota is a common pigmented birthmark characterized by greenish-brown spots around the eye area common among oriental peoples (although sometimes not all appear at birth). 5, brownish-bronze nevus – most common in women, the age of onset is mostly in 16-40 years old, some patients have family history. It is a deep gray-brown, dark gray or dark brown pigmented spot, round, round-like or malformed. 6, age spots – age spots, also known as senile warts, is a very common benign skin disease in middle-aged and elderly people, early damage for flat papules or patches, skin color or brown. The surface is smooth, with age and gradually increase, the formation of well-defined spots, the surface can be slightly elevated, brown or black. 7.Spider nevus–Spider nevus is a special kind of capillary dilatation, which looks like a red spider lying on the skin. 8, freckle-like nevus – freckle-like nevus in China’s ancient medical books called black or black nevus. It can be distributed in any part of the skin, manifested as brown or dark brown spots, and freckles are two very different pigmented skin diseases. 9, red birthmarks / nevus erythematosus – birthmarks have a red called nevus erythematosus, folk commonly known as “red birthmark” or “hemangioma”. It mostly occurs on the head, face and neck. They appear as flat, pinkish-red patches at birth and turn red and purplish-red as they age.