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Ontology Browser

Term:
Parent Terms Term With Siblings Child Terms
blindness +     
Vision Disorders +     
Alice in Wonderland Syndrome 
Amaurosis Fugax  
amblyopia +   
Aplasia Cutis Congenita, High Myopia, and Cone-Rod Dysfunction 
blindness +   
Cerebellar Atrophy, Visual Impairment, and Psychomotor Retardation  
Cerebral Visual Impairment and Intellectual Disability  
color blindness +   
cortical blindness +   
Creutzfeldt-Jakob Disease, Heidenhain Variant 
Deaf-Blind Disorders +   
Diplopia  
enhanced S-cone syndrome  
Hemianopsia 
Partial or complete loss of vision in one half of the visual field(s) of one or both eyes. Subtypes include altitudinal hemianopsia, characterized by a visual defect above or below the horizontal meridian of the visual field. Homonymous hemianopsia refers to a visual defect that affects both eyes equally, and occurs either to the left or right of the midline of the visual field. Binasal hemianopsia consists of loss of vision in the nasal hemifields of both eyes. Bitemporal hemianopsia is the bilateral loss of vision in the temporal fields. Quadrantanopsia refers to loss of vision in one quarter of the visual field in one or both eyes.
Low Vision 
Microcephaly Microphthalmos Blindness 
nerve fibre bundle defect 
night blindness +   
Norrie disease  
Photophobia +   
Polycystic Kidney, Cataract, and Congenital Blindness 
Retinal Aplasia 
Rodrigues Blindness 
Scoliosis, Arachnodactyly, and Blindness 
scotoma +   
Siegler Brewer Carey Syndrome 
Spatial Visualization, Aptitude For 
Susac Syndrome 
visual impairment and progressive phthisis bulbi  
Webb-Dattani Syndrome  
Yemenite Deaf-Blind Hypopigmentation Syndrome 

Synonyms
Exact Synonyms: Altidudinal Hemianopia ;   Altidudinal Hemianopias ;   Altitudinal Hemianopsia ;   Altitudinal Hemianopsias ;   Binasal Hemianopia ;   Binasal Hemianopias ;   Binasal Hemianopsia ;   Binasal Hemianopsias ;   Bitemporal Hemianopia ;   Bitemporal Hemianopias ;   Bitemporal Hemianopsia ;   Bitemporal Hemianopsias ;   Hemianopia ;   Hemianopias ;   Hemianopsias ;   Homonymous Hemianopia ;   Homonymous Hemianopias ;   Homonymous Hemianopsia ;   Homonymous Hemianopsias ;   Quadrantanopia ;   Quadrantanopias ;   Quadrantanopsia ;   Quadrantanopsias
Primary IDs: MESH:D006423 ;   RDO:0005747
Definition Sources: MESH:D006423

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.