* Medical symptoms of eye 
    * water from eyes 
      * general 
        * tears , moist eye 
      * sickness
        * excessive watering  , lacrimation , wet eye 
        * dry eye ,
    * shape of eye 
    * size of eye 
      * small eye , big eye , absent eye 
    * vision 
      * disturbances 
        * blurred vision 
        * diplopia
      * myopia 
      * hypermetropia
      * presbyopia
      * astigmatism
      * blindness 
        * partial blindness 
        * total blindness
    * mental fear of light 
      * photophobia

^		^
|	Bleeding from eyes	|
|	eye discharge	|
|	eyelid disorders	|
|	gaze disorders	|
|	pupil disorders	|