What is the clinical evidence from this study?

Study design: Observational. Population: GNE myopathy (n=6). Intervention: GNE gene variants. Primary outcome: Clinical, histopathological, and genetic characteristics.

What does this research mean for the field?

GNE myopathy is characterized by distal lower limb weakness and rimmed vacuoles with phenotypic heterogeneity, and its mutational spectrum includes five novel GNE gene variants: p.G564V, p.A626G, p.H312fs, p.K416M, and p.A325V. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

November 14, 2025BMC Musculoskeletal DisordersOpen Access

Clinical, pathological and genetic characteristics of GNE myopathy: a single-center observational study

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Key result

Genetic analysis of GNE myopathy reveals five novel variants alongside distal weakness and rimmed vacuoles.

Design

Single-center retrospective observational study

Authors

JDJinliang DengHebei Medical University NWNing WangShihezi University YWYuhao WuWestlake University

Discussion

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Implication

Distal lower-limb weakness predominates in this GNE myopathy cohort; confirms known phenotype but leaves open progression and management questions.

Study Design

Type

Observational (n=6)

Multicenter

Structured PICO

Population

6 Chinese patients aged 17 to 49 years with genetically confirmed GNE myopathy, evaluated retrospectively for clinical, pathological, and genetic characteristics.

Outcome

Clinical, pathological, and genetic characteristics

This study expands the known genetic and clinical spectrum of GNE myopathy by identifying five novel variants and highlighting uncommon manifestations.

Limitations

Small cohort size potentially restricting the generalizability of the results
Cross-sectional design lacking longitudinal follow-up data on disease progression
Pedigree verification was not performed for five patients, leaving the compound-heterozygous status of their variants unconfirmed

Cite This Study

Deng et al. (2025) conducted an observational in GNE myopathy (n=6). GNE gene variants was evaluated on Clinical, histopathological, and genetic characteristics. In six patients with GNE myopathy, all exhibited distal lower limb weakness and five had rimmed vacuoles, while genetic analysis identified five novel variants in the GNE gene.

synapsesocial.com/papers/6aa8deb9e4e7b17765d91797 https://doi.org/10.1186/s12891-025-09282-8

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Implication

Distal lower-limb weakness predominates in this GNE myopathy cohort; confirms known phenotype but leaves open progression and management questions.

Clinical, pathological and genetic characteristics of GNE myopathy: a single-center observational study

Discussion

Member takes

Implication

Study Design

Structured PICO

Limitations

Cite This Study

Clinical, pathological and genetic characteristics of GNE myopathy: a single-center observational study

Discussion

Member takes

Implication

Study Design

Structured PICO

Limitations

Cite This Study

Also Consider

Also Consider