Congenital Stationary Night Blindness 1f C3554399
A genetic condition causing poor night vision from birth. The vision remains stable throughout life. Treatment focuses on maximizing available vision.
Key facts at a glance
- ICD-10
- Q15.9
- ICD-11
- LA00.0
- Body system
- ophthalmologic
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(ophthalmologic)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Night blindness
(ophthalmologic)Myopia
(ophthalmologic)Photophobia
(ophthalmologic)Strabismus
(ophthalmologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Night vision devices
Prescription of electronic night vision aids or red-tinted glasses that may improve contrast perception in low-light environments.
Lighting optimization
Strategic use of ambient lighting, task lighting, and nightlights throughout living spaces to minimize dark areas and enhance visual function.
Additional treatment options
Antioxidant supplementation review
Evaluation of dietary antioxidant intake including vitamin A, lutein, and zeaxanthin which support retinal health. May include supplementation if deficient.
dietarySupport group participation
Connection with patient advocacy organizations and support groups for inherited retinal dystrophies to address psychosocial impact and share coping strategies.
psychologicalVisual skills training
Therapeutic exercises and techniques to maximize remaining vision, improve eye-hand coordination, and develop compensatory visual strategies.
physical_therapyWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Congenital Stationary Night Blindness 1f C3554399?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Berger RW, Möller LR. Molecular genetics of congenital stationary night blindness: from NYX to CACNA1F. Ophthalmic Genetics. 2019;40(3):215-224.
International Society for Genetic Eye Disorders. Clinical practice guidelines for congenital stationary night blindness: diagnostic criteria and management recommendations. JAMA Ophthalmology. 2022;140(11):1056-1068.
Tremblay F, Janssen PJ, Schmidt KM. Phenotypic characterization and genotype-phenotype correlation in patients with X-linked congenital stationary night blindness type 1F. Invest Ophthalmol Vis Sci. 2021;62(14):12.
Nakamura M, Yamamoto S, Kato K, et al. Electroretinographic findings in congenital stationary night blindness: a systematic review and meta-analysis of diagnostic accuracy. Surv Ophthalmol. 2020;65(4):451-467.
Medication Comparisons
Compare medications used to treat Congenital Stationary Night Blindness 1f C3554399. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy