At present, clinically, there is no fastest and most effective way to remove plaques; the plaques on the body may be caused by chloasma, freckles, coffee spots and seborrheic keratosis, and the patients can be treated by medication, laser and other means under the guidance of doctors according to the causes. 1. Chloasma: Chloasma is mostly seen in female patients, and its formation has a certain relationship with endocrine disorders. It can be treated with topical hydroquinone cream or laser treatment, including photorejuvenation and Q-switch laser. 2. Freckles: Freckles is a kind of congenital hereditary skin disease, the topical medication for treatment includes retinoic acid ointment or hydroquinone ointment, and it can also be treated by laser therapy such as intense pulse light. 3. Coffee spot: Coffee spot is clinically manifested as light brown spots with smooth surface and clear boundary, which is generally caused by heredity, and can be treated by laser such as Q-tuning. 4. Seborrheic keratosis: Seborrheic keratosis is mostly seen in the elderly, which is related to heredity, aging, ultraviolet radiation and other factors, and if you feel that it affects the aesthetics, it can be treated by means of CO2 laser. For patients with plaques on the body, it is recommended to go to the hospital for examination in a timely manner, to clarify the cause of the disease, under the guidance of the doctor to choose a suitable treatment program, not blindly use their own medicine.