Clinical and genetic findings in Hungarian patients with X-linked juvenile retinoschisis
2008

Clinical and Genetic Findings in Hungarian Patients with X-Linked Juvenile Retinoschisis

Sample size: 72 publication Evidence: moderate

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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