A 10-year-old child with myopia of 500 degrees needs to go to the hospital to complete the relevant examination to determine the degree of myopia, and in the future should be corrected in the life of the eye habits, can be corrected through the wearing of glasses on the vision, adult refractive surgery can be carried out to improve the eyesight. A 10-year-old child with myopia of 500 degrees needs to go to the hospital to use dilated pupils and then conduct an optometry examination to determine the refractive error. 500 degrees of myopia belongs to moderate myopia, which can lead to a decline in the child’s visual acuity, and the child can wear the right glasses to correct myopia and improve their vision. The child should also develop good eye habits to avoid further aggravation of myopia. If the child does not want to wear glasses in adulthood, refractive surgery can also be used to correct myopia, such as corneal laser surgery and crystalline lens implantation. Children with myopia are advised to consult a doctor in time to assess their condition and follow the doctor’s instructions for treatment.