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Molecular characterization and reclassification of a 1.18 Mbp DMD duplication following positive carrier screening for Duchenne/Becker muscular dystrophy.


ABSTRACT: A 2-month-old male patient harboring a duplication of DMD exons 1-7 classified as pathogenic by an outside institution presented with mildly elevated creatine phosphokinase (CK); molecular breakpoint analysis by our laboratory reclassified the duplication as likely benign. To date, proband continues to develop normally with decreased CK, further supporting our reclassification.

SUBMITTER: Zepeda-Mendoza CJ 

PROVIDER: S-EPMC9272227 | biostudies-literature | 2022 Jul

REPOSITORIES: biostudies-literature

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Molecular characterization and reclassification of a 1.18 Mbp <i>DMD</i> duplication following positive carrier screening for Duchenne/Becker muscular dystrophy.

Zepeda-Mendoza Cinthya J CJ   Bontrager Jordan E JE   Fisher Camille F CF   McDonald Amber A   George-Abraham Jaya K JK   Hasadsri Linda L  

Clinical case reports 20220711 7


A 2-month-old male patient harboring a duplication of <i>DMD</i> exons 1-7 classified as pathogenic by an outside institution presented with mildly elevated creatine phosphokinase (CK); molecular breakpoint analysis by our laboratory reclassified the duplication as likely benign. To date, proband continues to develop normally with decreased CK, further supporting our reclassification. ...[more]

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