Evidence map›Paper›PMID 37076855›Full record

ArticleBMC ophthalmology2023

Variants of BEST1 and CRYBB2 cause a complex ocular phenotype comprising microphthalmia, microcornea, cataract, and vitelliform macular dystrophy: case report.

Jie Shi, Tengyang Sun, Ke Xu, Xin Zhang, Yang Li

Open access · goldAbstract readCase Reports
In one paragraph

Article in BMC ophthalmology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.1field-weighted citation impact, top 23% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

The trial behind it

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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed, 7 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Jie ShiBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Ophthalmology and Visual Sciences Key Lab, Hougou Lane 17, Chong Nei Street, Beijing, 100730, China.
Tengyang SunBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Ophthalmology and Visual Sciences Key Lab, Hougou Lane 17, Chong Nei Street, Beijing, 100730, China.
Ke XuBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Ophthalmology and Visual Sciences Key Lab, Hougou Lane 17, Chong Nei Street, Beijing, 100730, China.
Xin ZhangBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Ophthalmology and Visual Sciences Key Lab, Hougou Lane 17, Chong Nei Street, Beijing, 100730, China.
Yang LiBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing Ophthalmology and Visual Sciences Key Lab, Hougou Lane 17, Chong Nei Street, Beijing, 100730, China. yilbio@163.com.ORCID http://orcid.org/0000-0002-8734-4054
Beijing Tongren Hospital · CN

Funding

National Key R&D Program of China 2016YFC0905200
6 · The paper itself

Abstract

backgroundBest vitelliform macular dystrophy (BVMD), caused by pathogenic variants of the BEST1 gene, has not been reported in association with cataracts and ocular malformations. We reported a case with a complex ocular phenotype comprising microphthalmia, microcornea, cataract, and vitelliform macular dystrophy. CASE PRESENTATION: A six-year-old girl manifested photophobia and a poor visual behavior. A thorough ophthalmic examination revealed the patient to have bilateral microphthalmia, microcornea, congenital cataract, and Best vitelliform macular dystrophy (BVMD). Whole exome sequencing (WES) identified one variant in the BEST1 and one variant in CRYBB2 genes: c.218 T > G p.(Ile73Arg) and c.479G > C p.(Arg160Pro). The first variant was inherited from the proband's father, who was diagnosed with subclinical BVMD, while the second was a de novo variant. A minigene assay showed that c.218 T > G in BEST1 did not affect pre-mRNA splicing.

conclusionsThis case suggests that the complex ocular phenotype comprising BVMD and congenital cataract with microphthalmia cannot be explained by variation in one gene but is caused by variants in BEST1 and CRYBB2. This case highlights the importance of general clinical evaluation and comprehensive genetic testing for diagnosing complex eye diseases.

Indexed as

CataractCorneal DiseasesEye AbnormalitiesMicrophthalmosVitelliform Macular DystrophyBestrophinsEye ProteinsHumansMutationPedigreePhenotypeTomography, Optical CoherenceBEST1 protein, humanBestrophinsEye ProteinsBEST1 geneBest vitelliform macular dystrophyCase reportCataractCRYBB2 gene

Identifiers

PMID37076855
PMCPMC10114320
OpenAlexW4366415104

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.