The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review

Abstract Background Neurodevelopmental disorder with dysmorphic facies and distal limb anomalies (NEDDFL) is a rare neurodevelopmental disease caused by BPTF gene variants. To date, there are only 36 cases reported in the literature, and patients mainly presented with a developmental delay, language...

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Main Authors: Wenyong Wu, Ruimin Chen
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:Molecular Genetics & Genomic Medicine
Subjects:
Online Access:https://doi.org/10.1002/mgg3.2066
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author Wenyong Wu
Ruimin Chen
author_facet Wenyong Wu
Ruimin Chen
author_sort Wenyong Wu
collection DOAJ
description Abstract Background Neurodevelopmental disorder with dysmorphic facies and distal limb anomalies (NEDDFL) is a rare neurodevelopmental disease caused by BPTF gene variants. To date, there are only 36 cases reported in the literature, and patients mainly presented with a developmental delay, language delay, and microcephaly. About 35% of the patients had short stature, but there had no reports published on the treatment. Methods The exome sequencing was performed in two probands. Sanger sequencing was used to confirm the identified variants both in probands and their parents. Results As for the Chinese population, we report two novel variants in BPTF gene (NM_004459.6: c.1133G>A, c.5941delC) causing NEDDFL from two unrelated families. Both children had short stature and responded to recombinant human growth hormone (rhGH) treatment – the first report of this therapy in NEDDFL patients. Conclusion Our findings broaden the genotypic spectrum of BPTF variants. The salutary effect of rhGH in the NEDDFL is documented.
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spelling doaj.art-b3f1785d0a0c468795e02878d0d320ce2023-01-12T04:03:44ZengWileyMolecular Genetics & Genomic Medicine2324-92692023-01-01111n/an/a10.1002/mgg3.2066The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature reviewWenyong Wu0Ruimin Chen1Fuzhou Children's Hospital of Fujian Medical University Fuzhou Fujian ChinaFuzhou Children's Hospital of Fujian Medical University Fuzhou Fujian ChinaAbstract Background Neurodevelopmental disorder with dysmorphic facies and distal limb anomalies (NEDDFL) is a rare neurodevelopmental disease caused by BPTF gene variants. To date, there are only 36 cases reported in the literature, and patients mainly presented with a developmental delay, language delay, and microcephaly. About 35% of the patients had short stature, but there had no reports published on the treatment. Methods The exome sequencing was performed in two probands. Sanger sequencing was used to confirm the identified variants both in probands and their parents. Results As for the Chinese population, we report two novel variants in BPTF gene (NM_004459.6: c.1133G>A, c.5941delC) causing NEDDFL from two unrelated families. Both children had short stature and responded to recombinant human growth hormone (rhGH) treatment – the first report of this therapy in NEDDFL patients. Conclusion Our findings broaden the genotypic spectrum of BPTF variants. The salutary effect of rhGH in the NEDDFL is documented.https://doi.org/10.1002/mgg3.2066BPTFcase reportNEDDFLrecombinant human growth hormoneshort stature
spellingShingle Wenyong Wu
Ruimin Chen
The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
Molecular Genetics & Genomic Medicine
BPTF
case report
NEDDFL
recombinant human growth hormone
short stature
title The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
title_full The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
title_fullStr The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
title_full_unstemmed The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
title_short The effect of growth hormone treatment in children with novel BPTF gene variants: A report of two cases and literature review
title_sort effect of growth hormone treatment in children with novel bptf gene variants a report of two cases and literature review
topic BPTF
case report
NEDDFL
recombinant human growth hormone
short stature
url https://doi.org/10.1002/mgg3.2066
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