Novel variant of FBN2 in a patient with congenital contractual arachnodactyly

Abstract Congenital contractual arachnodactyly (CCA) is a genetic connective tissue disorder that is characterized by arachnodactyly, kyphoscoliosis, marfanoid habitus, and crumpled ears. We report a case of a boy with suspected Marfan syndrome. Genetic analysis revealed c.3207_3217+9del in a hetero...

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Bibliographic Details
Main Authors: Mina Nakama, Yuki Miwa, Sayaka Manabe, Shigeru Shimamoto, Hidenori Ohnishi
Format: Article
Language:English
Published: Nature Publishing Group 2024-02-01
Series:Human Genome Variation
Online Access:https://doi.org/10.1038/s41439-024-00264-1
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Summary:Abstract Congenital contractual arachnodactyly (CCA) is a genetic connective tissue disorder that is characterized by arachnodactyly, kyphoscoliosis, marfanoid habitus, and crumpled ears. We report a case of a boy with suspected Marfan syndrome. Genetic analysis revealed c.3207_3217+9del in a heterozygote form of the fibrillin-2 (FBN2) gene. This patient was diagnosed with CCA based on his phenotype, and the pathogenicity of this variant was classified according to cDNA analysis and protein modeling.
ISSN:2054-345X