A Japanese family with cone-rod dystrophy of delayed onset caused by a compound heterozygous combination of novel CDHR1 frameshift and known missense variants

被引:5
|
作者
Haque, Muhammad Nazmul [1 ,2 ]
Kurata, Kentaro [2 ]
Hosono, Katsuhiro [2 ]
Ohtsubo, Masafumi [1 ]
Ohishi, Kentaro [1 ]
Sato, Miho [2 ]
Minoshima, Shinsei [1 ]
Hotta, Yoshihiro [2 ]
机构
[1] Hamamatsu Univ Sch Med, Dept Photomed Genom, Inst Med Photon Res, Preeminent Med Photon Educ & Res Ctr, Hamamatsu, Shizuoka, Japan
[2] Hamamatsu Univ Sch Med, Dept Ophthalmol, Hamamatsu, Shizuoka, Japan
基金
日本学术振兴会;
关键词
OUTER SEGMENT; MUTATION; IDENTIFICATION; CADHERIN; GENE;
D O I
10.1038/s41439-019-0048-8
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
We analyzed two siblings in a Japanese family with delayed onset cone-rod dystrophy (CRD) using whole-exome sequencing. A novel frameshift c.1106dup (p.H370Afs*17) variant and a known missense c.2027 T > A (p.I676N) variant in CDHR1 were identified. Both patients shared the same variants, although they displayed a significant difference in disease severity. A meta-analysis of the relationship between the severity and the variant type was performed using the reported cases in the literature and did not reveal a definitive correlation.
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页数:5
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