ArticleOphthalmology science
Longitudinal Assessment of Structural and Functional Changes in Rod-cone Dystrophy: A 10-year Follow-up Study.
Article in Ophthalmology science. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
3 citing papers in PubMed.
- Resting-state electroretinography reveals pathological retinal oscillations in retinitis pigmentosa mice and patients.Nature communications · 2026Article
- Structural and vascular features of the retina and choroid with retinitis pigmentosa imaged using ultra-widefield swept-source optical coherence tomography angiography.International ophthalmology · 2025Article
- Retinal Thickness Analysis Using Optical Coherence Tomography: Diagnostic and Monitoring Applications in Retinal Diseases.Diagnostics (Basel, Switzerland) · 2025Review
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Authors and funding
11 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Purpose: Emerging clinical trials for inherited retinal disease (IRD) require an understanding of long-term progression. This longitudinal study investigated the genetic diagnosis and change in retinal structure and function over 10 years in rod-cone dystrophies (RCDs). Design: Longitudinal observational follow-up study. Participants: Individuals initially diagnosed with retinitis pigmentosa who underwent baseline assessment between 2010 and 2013. Methods: Baseline and follow-up assessments included best-corrected visual acuity (VA), Goldmann visual field (GVF) perimetry, spectral-domain OCT imaging, electroretinogram, and panel-based genetic testing. Linear mixed models were used to investigate disease progression and interaction between progression rate and baseline measurement. Interocular symmetry in disease progression was assessed using intraclass correlation coefficients (ICCs). Main Outcome Measures: Change in VA, GVF area, and ellipsoid zone (EZ) width over 10 years in RCD. Results: A total of 23 participants attended follow-up (mean age 63 ± 15 years at follow-up; 48% female), with 20 classified as having RCD and 3 reclassified as having cone-rod dystrophy based on genetic diagnosis. At 10-year follow-up, only 60% of RCD participants showed progression of ≥15 letters in either or both eyes, and 40% did not meet the criteria in either eye. Between the eye with poorer versus better VA at baseline, high symmetry in disease progression was observed for GVF area (ICC = 0.87; 95% confidence interval [CI]: 0.68-0.95), and moderate interocular symmetry in disease progression was observed for VA (ICC = 0.50 [95% CI: 0.07-0.77]) and EZ width (ICC = 0.64 [95% CI: 0.25-0.85]). Baseline values influenced progression for VA and percentage change in GVF area, whereas total percentage change in EZ width did not differ across baseline values. Conclusions: Many individuals with RCD did not have a significant 15-letter decline in VA over a 10-year follow-up, highlighting the challenges of relying on VA as a measure of disease progression. Symmetry between eyes varies, emphasizing a key consideration for selection of outcome measures in IRD clinical trials. Financial Disclosures: Proprietary or commercial disclosure may be found in the Footnotes and Disclosures at the end of this article.
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