Congenital stationary night blindness

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Synonyms: Congenital essential nyctalopia

Congenital stationary night blindness (CSNB) refers to a non-progressive group of retinal disorders characterized by night or dim light vision disturbance or delayed dark adaptation poor visual acuity (ranging from 20/30 to 20/200) myopia (ranging from low (-0.25 diopters [D] to -4.75 D) to high (≥-10.00 D)) nystagmus strabismus normal color vision and fundus abnormalities.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version June 2024

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Congenital stationary night blindness?

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