Evidence map›Paper›PMID 33737953›Full record

ArticleTherapeutic advances in neurological disorders2021

The value of qualitative muscle MRI in the diagnostic procedures of myopathies: a biopsy-controlled study in 191 patients.

Diana Lehmann Urban, Mohamed Mohamed, Albert C Ludolph, Jan Kassubek, Angela Rosenbohm

Open access · goldAbstract read
In one paragraph

Article in Therapeutic advances in neurological disorders, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 17% of its field
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

9 citing papers in PubMed, 1 synthesis or guideline pooled it, 17 citations in OpenAlex.

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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 at 2 institutions in 2 countries.

Diana Lehmann UrbanDepartment of Neurology, Ulm University, Ulm, Germany.ORCID https://orcid.org/0000-0002-2815-4066
Mohamed MohamedDepartment of Radiology/Neuroradiology, University and Rehabilitation Clinics Ulm, Ulm, Germany.
Albert C LudolphDepartment of Neurology, Ulm University, Ulm, Germany.
Jan KassubekDepartment of Neurology, Ulm University, Ulm, Germany.ORCID https://orcid.org/0000-0002-7106-9270
Angela RosenbohmDepartment of Neurology, Ulm University, Oberer Eselsberg 45, Ulm, Germany.ORCID https://orcid.org/0000-0001-9700-0338
Universität Ulm · DEUniversity and Rehabilitation Clinics Ulm · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimsThe role of muscle magnetic resonance imaging (MRI) in the diagnostic procedures of myopathies is still controversially discussed. The current study was designed to analyze the status of qualitative muscle MRI, electromyography (EMG), and muscle biopsy in different cases of clinically suspected myopathy.

methodsA total of 191 patients (male:

resultsDiagnostic findings according to biopsy results and genetic testing were as follow: non-inflammatory myopathy: DISCUSSION AND

conclusionThe study provides guidance in the definition of the impact of muscle MRI in suspected myopathy: despite being an important diagnostic tool, qualitative MRI findings could not distinguish different types of neuromuscular diagnostic groups in comparison with the gold standard histopathologic diagnosis and/or genetic testing. The results suggest that neither muscle edema nor gadolinium enhancement are able to secure a diagnosis of myositis. The current results do not support qualitative MRI as aiding in the diagnostic distinction of various myopathies. Quantitative muscle MRI is, however, useful in the diagnostic procedure of a suspected neuromuscular disease, especially with regard to assessing progression of a chronic myopathy by quantification of the degree of atrophy and fatty replacement and in exploring patterns of muscle group involvements in certain genetic myopathies.

Indexed as

electromyographyhistopathologymuscle biopsymuscle MRImyopathy

Identifiers

PMID33737953
PMCPMC7934066
OpenAlexW3135275918

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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.