NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas

Abstract Neurofibromatosis type 1 (NF1) is an autosomal dominant nevus disease characterized by multiple manifestations, primarily café-au-lait macules and neurofibromas. Here, we present the case of an NF1 patient with 47,XYY mosaicism whose diagnosis was prompted by café-au-lait macules on the ski...

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Main Authors: Erina Tonouchi, Kei-ichi Morita, Yosuke Harazono, Kyoko Hoshino, Tetsuya Yoda
Format: Article
Language:English
Published: Nature Publishing Group 2024-05-01
Series:Human Genome Variation
Online Access:https://doi.org/10.1038/s41439-024-00279-8
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author Erina Tonouchi
Kei-ichi Morita
Yosuke Harazono
Kyoko Hoshino
Tetsuya Yoda
author_facet Erina Tonouchi
Kei-ichi Morita
Yosuke Harazono
Kyoko Hoshino
Tetsuya Yoda
author_sort Erina Tonouchi
collection DOAJ
description Abstract Neurofibromatosis type 1 (NF1) is an autosomal dominant nevus disease characterized by multiple manifestations, primarily café-au-lait macules and neurofibromas. Here, we present the case of an NF1 patient with 47,XYY mosaicism whose diagnosis was prompted by café-au-lait macules on the skin and mandibular neurofibromas. Targeted next-generation sequencing of the patient’s blood sample revealed a novel frameshift mutation in NF1 (NM_000267.3:c.6832dupA:p.Thr2278Asnfs*8) that is considered a pathogenic variant.
format Article
id doaj-art-020c56ae67c24076a79327c1344ae142
institution Kabale University
issn 2054-345X
language English
publishDate 2024-05-01
publisher Nature Publishing Group
record_format Article
series Human Genome Variation
spelling doaj-art-020c56ae67c24076a79327c1344ae1422025-01-19T12:15:33ZengNature Publishing GroupHuman Genome Variation2054-345X2024-05-011111310.1038/s41439-024-00279-8NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromasErina Tonouchi0Kei-ichi Morita1Yosuke Harazono2Kyoko Hoshino3Tetsuya Yoda4Department of Maxillofacial Surgery, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental UniversityDepartment of Maxillofacial Surgery, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental UniversityDepartment of Maxillofacial Surgery, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental UniversitySegawa Memorial Neurological Clinic for ChildrenDepartment of Maxillofacial Surgery, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental UniversityAbstract Neurofibromatosis type 1 (NF1) is an autosomal dominant nevus disease characterized by multiple manifestations, primarily café-au-lait macules and neurofibromas. Here, we present the case of an NF1 patient with 47,XYY mosaicism whose diagnosis was prompted by café-au-lait macules on the skin and mandibular neurofibromas. Targeted next-generation sequencing of the patient’s blood sample revealed a novel frameshift mutation in NF1 (NM_000267.3:c.6832dupA:p.Thr2278Asnfs*8) that is considered a pathogenic variant.https://doi.org/10.1038/s41439-024-00279-8
spellingShingle Erina Tonouchi
Kei-ichi Morita
Yosuke Harazono
Kyoko Hoshino
Tetsuya Yoda
NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
Human Genome Variation
title NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
title_full NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
title_fullStr NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
title_full_unstemmed NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
title_short NF1 with 47,XYY mosaicism diagnosed by mandibular neurofibromas
title_sort nf1 with 47 xyy mosaicism diagnosed by mandibular neurofibromas
url https://doi.org/10.1038/s41439-024-00279-8
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