# congenital stationary night blindness

> night blindness that is characterized by hemeralopia with a moderate loss of visual acuity and caused by defective photoreceptor-to-bipolar cell signaling with common ERG findings of reduced or absent b-waves and generally normal a-waves

**Wikidata**: [Q18553290](https://www.wikidata.org/wiki/Q18553290)  
**Source**: https://4ort.xyz/entity/congenital-stationary-night-blindness


## References

1. Disease Ontology
2. [Identifiers.org](https://registry.identifiers.org/registry/doid)
3. UMLS 2023