Short answer · Medically reviewed summary · Last updated: 2026-05-08
X-linked juvenile retinoschisis is classified under ICD-10 code H35.41 (peripheral retinal cysts) or H35.42 (retinoschisis), and historically under ICD-9 code 362.75 (macular degeneration, hereditary). Because it is a specific genetic condition, clinical coding often requires secondary codes to denote the underlying genetic cause, which is a mutation in the RS1 gene. What is the clinical nature of X-linked juvenile retinoschisis? X-linked juvenile retinoschisis is a rare, inherited vitreoretinal dystrophy that primarily affects males.
ICD10 code of X Linked Juvenile Retinoschisis and ICD9 code
ICD-10 and ICD-9 codes for X Linked Juvenile Retinoschisis, with classification details for clinicians, coders and patients.
X-linked juvenile retinoschisis is classified under ICD-10 code H35.41 (peripheral retinal cysts) or H35.42 (retinoschisis), and historically under ICD-9 code 362.75 (macular degeneration, hereditary). Because it is a specific genetic condition, clinical coding often requires secondary codes to denote the underlying genetic cause, which is a mutation in the RS1 gene.
What is the clinical nature of X-linked juvenile retinoschisis?
X-linked juvenile retinoschisis is a rare, inherited vitreoretinal dystrophy that primarily affects males. It is characterized by the splitting (schisis) of the retinal layers, which leads to cystic spaces in the macula and peripheral retina. This condition typically presents in early childhood, often resulting in reduced visual acuity that cannot be fully corrected with glasses.
How is X-linked juvenile retinoschisis diagnosed?
Diagnosis of X-linked juvenile retinoschisis is confirmed through a combination of clinical examination and specialized imaging. Ophthalmologists look for the characteristic "spoke-wheel" pattern in the macula. Key diagnostic tools include:
- Optical Coherence Tomography (OCT): To visualize the retinal splitting and cystic cavities.
- Electroretinogram (ERG): Typically shows a reduced b-wave, which is a hallmark of X-linked juvenile retinoschisis.
- Genetic Testing: Identifying a pathogenic variant in the RS1 gene provides a definitive molecular diagnosis.
Is X-linked juvenile retinoschisis hereditary?
Yes, X-linked juvenile retinoschisis follows an X-linked recessive inheritance pattern. This means the gene is located on the X chromosome; males are typically affected, while females are usually asymptomatic carriers. Each son of a carrier mother has a 50% chance of inheriting the condition, and each daughter has a 50% chance of becoming a carrier.
How does the community support those with X-linked juvenile retinoschisis?
Living with a rare condition like X-linked juvenile retinoschisis can feel isolating. At DiseaseMaps.org, six members have shared their journeys, providing a vital space to exchange experiences regarding low-vision aids, school accommodations, and updates on emerging gene therapy research.
Next steps
- Consult a pediatric retina specialist or a neuro-ophthalmologist for baseline imaging.
- Seek genetic counseling to understand family inheritance patterns and recurrence risks.
- Connect with the 6 community members on DiseaseMaps.org to share management strategies.
- Monitor clinical trial registries like ClinicalTrials.gov for RS1-targeted gene therapy advancements.
Medical disclaimer: This information is for educational purposes only and does not substitute for professional medical advice, diagnosis, or treatment.
References
- NIH Genetic and Rare Diseases Information Center (GARD): X-linked juvenile retinoschisis.
- Orphanet: Retinoschisis, X-linked (ORPHA786).
- Online Mendelian Inheritance in Man (OMIM): Retinoschisis 1, X-linked; RS1 (Entry #312700).
- Foundation Fighting Blindness: Resources on X-linked juvenile retinoschisis.
