400 degrees of blindness?

400 degree astigmatism generally does not blind, a small number of patients may appear blind phenomenon.

Astigmatism is usually due to genetic, eye disease, eye trauma, corneal shape change, bad eye habits and other reasons, whether it will blind need to be judged according to the specific situation, if the patient's degree is relatively stable, there is no rapid decline in vision, there is no organic disease, through wearing glasses can achieve the purpose of correcting vision, generally will not appear blind situation; If the patient has organic eye diseases, such as corneal diseases, conjunctival diseases, lens diseases, etc., if treatment measures are not taken in time, serious damage to the eye structure will be caused, resulting in blindness.