Clinical and Genetic Findings in Hungarian Patients with X-Linked Juvenile Retinoschisis
Author Information
Author(s): Lesch B., Szabó V., Kánya M., Somfai G.M., Vámos R., Varsányi B., Pámer Zs., Knézy K., Salacz Gy., Janáky M., Ferencz M., Hargitai J., Papp A., Farkas Á.
Primary Institution: Semmelweis University, Budapest, Hungary
Hypothesis
To determine clinical phenotypes, examine the age dependency of X-linked juvenile retinoschisis (XLRS), and identify mutations in the retinoschisis1 gene (RS1) in Hungarian families.
Conclusion
Foveal cystic schisis was found more often by OCT than by funduscopy, and advancing age inversely influenced the size of cavities and standard combined b-wave amplitudes of full-field ERG.
Supporting Evidence
- Foveal retinoschisis was detected in 62.5% of patients by funduscopy.
- Foveal thickness and total macular volume were significantly increased in younger patients.
- Nine different mutations were identified in 25 male patients and 31 female carriers.
Takeaway
This study looked at a group of Hungarian families with a rare eye disease and found that younger patients had more noticeable eye problems, while older patients showed signs of damage.
Methodology
The study included complete ophthalmological examinations and genetic testing of 72 family members from 13 families.
Limitations
The study had a relatively small sample size and focused only on Hungarian patients, which may limit the generalizability of the findings.
Participant Demographics
72 members from 13 Hungarian families, including 20 affected males and 13 female carriers.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
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