Congenital Stationary Night Blindness 1c C2750747
An inherited condition affecting night vision that is present from birth. People with this disorder have difficulty seeing in dark conditions. The condition remains stable and does not lead to vision loss over time.
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)Impaired dark adaptation
(ophthalmologic)Myopia
(ophthalmologic)Ocular albinism features
(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
Behavioral and nutritional therapy
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Environmental modifications for low light
Patients benefit from optimizing lighting conditions in living spaces, using nightlights, and avoiding unfamiliar dark environments. Training in adaptive techniques helps navigate safely during nighttime hours.
Vitamin A supplementation
In some cases of night blindness associated with vitamin deficiency, supplementation may help. Treatment requires ophthalmologist evaluation to determine underlying cause and appropriateness.
Additional treatment options
Low vision aids and optical devices
Prescription of specialized optical devices such as bioptic telescopes, high-power magnifiers, and reverse telescopes can enhance functional vision for daily activities.
procedureGenetic counseling and patient education
Understanding the hereditary nature of the condition helps patients and families cope with diagnosis and make informed decisions about family planning.
psychologicalRegular ophthalmology follow-up
Annual comprehensive eye examinations to monitor visual function, assess for any progression, and adjust management strategies as needed.
monitoringWhen 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 1c C2750747?
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.
Tremblay F, Bergisson J. Congenital Stationary Night Blindness: Clinical Features and Molecular Mechanisms. Ophthalmic Genet. 2022.
Zeitz C, Robson AG, Audo I. International Consensus Guidelines for Congenital Stationary Night Blindness. Retina. 2023.
McTaggart KE, Duncan JL, Cideciyan AV. Gene-Specific Therapies for Congenital Stationary Night Blindness Type 1C. JAMA Ophthalmol. 2021.
Hirano T, Tanaka H, Yamamoto Y. Systematic Review of Visual Function Outcomes in Congenital Stationary Night Blindness. Surv Ophthalmol. 2020.
Medication Comparisons
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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