Evidence map›Paper›PMID 39973457›Full record

ArticleJournal of neuromuscular diseases

Genetic landscape of Charcot-Marie-Tooth disease in Vietnam: A prospective multicenter study.

Hoang Tien Trong Nghia, Thirugnanam Umapathi, Nguyen Minh Duc, Nguyen Le Trung Hieu, Mai Phuong Thao

Abstract readMulticenter Study
In one paragraph

Article in Journal of neuromuscular diseases. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

2 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Genes · 2025
    Pooled it
  2. Article
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.

Hoang Tien Trong NghiaDepartment of Neurology, Military Hospital 175, Ho Chi Minh City, Vietnam.
Thirugnanam UmapathiDepartment of Neurology, National Neuroscience Institute, Singapore, Singapore.
Nguyen Minh DucDepartment of Neurology, University of Medicine and Pharmacy at Ho Chi Minh City, Ho Chi Minh City, Vietnam.
Nguyen Le Trung HieuDepartment of Neurology, University of Medicine and Pharmacy at Ho Chi Minh City, Ho Chi Minh City, Vietnam.
Mai Phuong ThaoPhysiology - Pathophysiology - Immunology Department, University of Medicine and Pharmacy at Ho Chi Minh City, Ho Chi Minh, Vietnam.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn many developing regions, genetic data on Charcot-Marie-Tooth disease (CMT) remains scarce.

objectiveThis study aimed to investigate the genetic landscape of CMT in Vietnam to guide the development of cost-effective diagnostic algorithms for patients with suspected genetic neuropathies.

methodsWe recruited 44 patients with a diagnosis of CMT from three tertiary centers between March 2021 and December 2023 and recorded their clinical and electrophysiological characteristics. All patients were analyzed for duplications or deletions of

resultsAmong 44 patients, 24 carried a total of 26 variants. Of these 26 variants, 15 were (57.7%) pathogenic, 6 (23.1%) were likely pathogenic, and 5 (19.2%) were variants of uncertain significance (VUS). Excluding the VUS, the diagnostic yield of the targeted sequencing was 43.2% (19/44). Through MLPA,

conclusionsWe propose a sequential genetic testing approach for CMT in resource-limited settings, with the initial testing via MLPA for demyelinating CMT, followed by NGS for those who test negative. Our findings broaden the CMT genotype-phenotype profile of the Vietnamese population by identifying six novel candidate variants.

Indexed as

Charcot-Marie-Tooth DiseaseAdolescentAdultChildFemaleGap Junction beta-1 ProteinGTP PhosphohydrolasesHigh-Throughput Nucleotide SequencingHumansMaleMiddle AgedMitochondrial ProteinsMyelin P0 ProteinMyelin ProteinsProspective StudiesVietnamGap Junction beta-1 ProteinGTP PhosphohydrolasesMFN2 protein, humanMitochondrial ProteinsMPZ protein, humanMyelin P0 ProteinMyelin ProteinsPMP22 protein, humanCharcot–Marie–Tooth diseaseclinical decision-makinggenotypehigh-throughput nucleotide sequencingmultiplex polymerase chain reaction

Identifiers

PMID39973457
PMCPMC11949311

What OpenQuestion holds

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Registered trials

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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.