Black scar on the white of the eye generally refers to the black spot on the white of the eye, which may be caused by pigmented nevus, scleral hyperpigmentation, etc. It is necessary to find out the cause of the disease and follow the doctor’s instructions to carry out targeted treatment, such as surgical treatment. Spots on the conjunctiva may be pigmented plaque or pigmented nevus, pigmented nevus is a benign structure, the same reason as the skin pigmented nevus, there is no way to eliminate through medication, can be observed or surgically removed. If it is a scleral pigmentation or plaque, generally no special treatment is needed, because the drug treatment has no obvious effect, and surgical excision is too destructive, so generally only observation is needed. However, there are other factors that cause black scarring on the white of the eye, so patients with cosmetic needs can consult with a regular hospital. If the area increases significantly or there is obvious pain, it is necessary to consult a doctor in time.