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Pronunciation: nik-ta-lo'pe-a

Definition: Decreased ability to see in reduced illumination. Seen in patients with impaired rod function; often associated with a deficiency of vitamin A.

Synonym(s): day sight, night blindness, nocturnal amblyopia, nyctanopia

[nyct- + G. alaos, obscure, + ops, eye]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.