Clinical and Genetic Features of -Associated Retinopathy: A Report of Eight Families with a Longitudinal Study and Literature Review.

Sainan Xiao, Zhen Yi, Xueshan Xiao, Shiqiang Li, Xiaoyun Jia, Ping Lian, Wenmin Sun, Panfeng Wang, Lin Lu, Qingjiong Zhang

Journal: Genes 2023;14(8):1525

PMID: 37628579

Abstract

(1) Background: encodes a nuclear receptor transcription factor that is considered to promote cell differentiation, affect retinal development, and regulate phototransduction in rods and cones. This study aimed to analyze the clinical characteristics and observe the prognosis of autosomal dominant retinopathy (ADRP) and autosomal recessive retinopathy (ARRP) associated with ; (2) Methods: variants were collected from our exome sequencing data and identified per the American College of Medical Genetics and Genomics criteria. Data from our cohort and a systemic literature review were conducted to explore the variants spectrum and potential genotype-phenotype correlations; (3) Results: Nine pathogenic variants/likely pathogenic variants in , including five novel variants, were detected in eight families (four each with ADRP and ARRP). Follow-up data showed schisis/atrophy in the macula and retinal degeneration initiation around the vascular arcades with differences in ADRP and ARRP. A systemic literature review indicated patients with ADRP presented better visual acuity ( < 0.01) and later onset age ( < 0.0001) than did those with ARRP; (4) Conclusions: Macular schisis and retinal degeneration around vascular arcades may present as the prognosis of -retinopathy, dominant, or recessive. Our data might further enrich our understanding of variants and associated inherited retinopathy.

Address: State Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangdong Provincial Key Laboratory of Ophthalmology and Visual Science, Guangzhou 510060, China.
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