[inability to see or the loss or absence of perception of visual stimuli; condition may be the result of eye, optic nerve, optic chiasm or brain diseases effecting the visual pathways or occipital lobe. ( CSP )]
UMLS (CSP) C0456909 Relation/PAR: vision disorder
Relation/CHD: hemianopia
Amaurosis Fugax
Blindness, Cortical