11-year-old child eye axis 25 serious?

11-year-old child eye axis 25mm is serious, need to combine the actual situation analysis.

If the child has no other discomfort symptoms, only accompanied by blurred vision, eye axis after long to maintain good living habits, early to bed and early to rise, regular use of eyes, not long close reading, watching mobile phones, watching computers, etc., at this time vision is controlled, generally not serious. If the child is accompanied by blurred vision, eye swelling and other discomfort symptoms, and the eye axis becomes longer after not paying attention to eye care, long-term close use of eyes, will make vision decline significantly, causing retinal detachment, macular degeneration and other risks, generally more serious.