Evidence map›Paper›PMID 41199729›Full record

ArticleActa myologica : myopathies and cardiomyopathies : official journal of the Mediterranean Society of Myology2025

A novel deep intronic mutation expands the genotype spectrum of MYH7-related myopathies.

Andrea Barp, Luca Maria Neri, Lorenzo Maggi, Maria Iascone, Francesca Gualandi

Abstract readCase Reports
In one paragraph

Article in Acta myologica : myopathies and cardiomyopathies : official journal of the Mediterranean Society of Myology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Andrea BarpNeuroMuscular Omnicentre (NeMO) Trento, Azienda Provinciale per i Servizi Sanitari (APSS), Pergine Valsugana (TN), Italy.
Luca Maria NeriDepartment of Translational Medicine, University of Ferrara, Ferrara (FE), Italy.
Lorenzo MaggiNeuroimmunology and Neuromuscular Diseases Unit, Fondazione IRCCS Istituto Neurologico "Carlo Besta", Milano (MI), Italy.
Maria IasconeLaboratory of Medical Genetics, ASST Papa Giovanni XXIII, Bergamo (BG), Italy.
Francesca GualandiUnit of Medical Genetics, Department of Mother and Child, University Hospital S. Anna Ferrara, Ferrara (FE), Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Congenital myopathies are a heterogeneous group of rare inherited muscle disorders. Despite the good sensitivity of whole-exome sequencing in detecting pathogenic variants, many cases remain molecularly unsolved. Here, we present the case of a woman with congenital myopathy that remained unsolved for many years, in which the application of whole-genome sequencing enabled the identification of a novel deep intronic mutation in the A 22-year-old woman developed muscle weakness since infancy, with frequent falls, toe-walking, and difficulty climbing stairs. Muscle biopsy revealed atrophy of type 1 fibers relative to type 2, consistent with fiber-type disproportion. After a long "molecular odyssey," whole-genome sequencing performed on the patient-parents trio identified a de novo deep intronic variant in This case further underscores the importance of pursuing the search for the causative gene to enable more accurate clinical monitoring and tailored health care.

Indexed as

Cardiac MyosinsMutationMyopathies, Structural, CongenitalMyosin Heavy ChainsFemaleGenotypeHumansIntronsWhole Genome SequencingYoung AdultCardiac MyosinsMYH7 protein, humanMyosin Heavy Chainscongenital myopathyintronWhole Genome Sequencing

Identifiers

PMID41199729
PMCPMC12599581

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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.