A five-year-old child’s left eye is 170 degrees and the right eye is 240 degrees without dilating the pupils, so it is not possible to determine whether the condition is serious or not. Parents are advised to take their children for a dilated optometry examination, which will help determine whether the condition is serious. When a five-year-old child’s pupils are not dilated and the eye test reveals 170 degrees in the left eye and 240 degrees in the right eye, it is not possible to determine whether the condition is serious or not. Because the ciliary muscle regulation energy of five-year-old children’s eyes is strong, without dilating the pupil for optometry treatment, optometry results are inaccurate, at this time the degree of detection may be higher than the actual number of degrees, and can not be ruled out pseudomyopia. It is recommended that parents need to take their children to the doctor in a timely manner, the doctor will check the child’s vision after dilating the pupils, so that the results of the examination is more accurate, not only can rule out pseudomyopia, but also help to determine the severity of the disease. Since it is impossible to determine whether the five-year-old child without astigmatism, the optometry of the left eye 170 degrees, the right eye 240 degrees is serious. Therefore, parents need to bring their children to the doctor in time, the doctor will follow the child’s situation to determine the condition.