Although<unk>  may be asymptomatic, higher degrees of<unk>  may cause symptoms such as blurred vision, double vision, squinting, eye strain, fatigue, or headaches. Some research has pointed to the link between<unk>  and higher prevalence of migraine headaches.
Astigmatism
Paragrammatism
Apophlegmatism
Agrammatism
Social-emotional agnosia
Boanthropy
Integrative agnosia
Visuospatial dysgnosia