Astigmatism of 150 degrees in a 4-year-old boy is quite serious and prompt treatment is recommended. Astigmatism is a refractive error, mostly caused by congenital factors, mild cases do not need treatment, such as the need for treatment can choose to wear glasses to correct. 4-year-old boy check out astigmatism 150 degrees is more serious, this time the child’s vision will be reduced, after using the eyes for a period of time there will be eye swelling, photophobia, always squinting to see things, if not corrected in a timely manner, may cause retinal function abnormalities, amblyopia and other complications. The current treatment methods for astigmatism include: wearing frame glasses and wearing corneal glasses. Pay attention to avoid excessive eye use in daily life. Shorten the time of using electronic products every day, and do not read or play with cell phones in places with strong or dark light. If your child is found to have astigmatism of 150 degrees, it is recommended to take your child to a regular medical institution for corrective treatment.