Can spring catarrhal conjunctivitis cause astigmatism

Spring catarrhal conjunctivitis is not caused by astigmatism and whether damage to the cornea, the specific analysis is as follows:

spring catarrhal conjunctivitis belongs to pollen, dust and other adverse substances caused by allergic diseases, the degree of illness is lighter, does not affect the cornea usually does not affect vision, so there will be no astigmatism. But if the spring catarrhal conjunctivitis degree of illness is serious, there is no timely treatment, affecting the cornea tissue, there will be blurred vision and other refractive errors, there is the risk of astigmatism.

The emergence of astigmatism may also be long-term improper use of the eye, eye fatigue caused, it is recommended to the hospital to do eye examination clear.