Evidence map›Paper›PMID 34768595›Full record

ArticleJournal of clinical medicine2021

Clinical Features of LMNA-Related Cardiomyopathy in 18 Patients and Characterization of Two Novel Variants.

Valentina Ferradini, Joseph Cosma, Fabiana Romeo, Claudia De Masi, Michela Murdocca, Paola Spitalieri, Sara Mannucci, Giovanni Parlapiano, Francesca Di Lorenzo, Annamaria Martino and 5 more

Open access · goldAbstract read
In one paragraph

Article in Journal of clinical medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.9field-weighted citation impact, top 27% 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

16 citing papers in PubMed, 19 citations in OpenAlex.

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  7. Co-morbid monogenic disorders at chromosome region 1q2: LMNA- and FLG-related disorders in a patient referred for assessment of joint hypermobility.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2025
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  13. [Clinical and genetic characteristics of children with primary dilated cardiomyopathy].Zhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics · 2023
    Article
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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

15 authors at 4 institutions in 2 countries.

Valentina FerradiniDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Joseph CosmaCardiology Unit, Department of Emergency and Critical Care, Tor Vergata Hospital, 00133 Rome, Italy.
Fabiana RomeoCardiology Unit, Department of Emergency and Critical Care, Tor Vergata Hospital, 00133 Rome, Italy.
Claudia De MasiDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Michela MurdoccaDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Paola SpitalieriDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Sara MannucciDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Giovanni ParlapianoDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.ORCID 0000-0002-2275-9670
Francesca Di LorenzoDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.
Annamaria MartinoDivision of Cardiology, Policlinico Casilino, 00118 Rome, Italy.
Francesco FedeleDepartment of Cardiovascular, Respiratory, Nephrology, Anesthesiology and Geriatric Sciences, Sapienza University of Rome, 00185 Rome, Italy.
Leonardo CalòDivision of Cardiology, Policlinico Casilino, 00118 Rome, Italy.ORCID 0000-0002-6062-5286
Giuseppe NovelliDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.ORCID 0000-0002-7781-602X
Federica SangiuoloDepartment of Biomedicine and Prevention, University of Rome "Tor Vergata", 00133 Rome, Italy.ORCID 0000-0002-6227-4248
Ruggiero MangoCardiology Unit, Department of Emergency and Critical Care, Tor Vergata Hospital, 00133 Rome, Italy.
University of Rome Tor Vergata · ITPoliclinico Tor Vergata · ITPoliclinico Casilino · ITSapienza University of Rome · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dilated cardiomyopathy (DCM) refers to a spectrum of heterogeneous myocardial disorders characterized by ventricular dilation and depressed myocardial performance in the absence of hypertension, valvular, congenital, or ischemic heart disease. Mutations in LMNA gene, encoding for lamin A/C, account for 10% of familial DCM. LMNA-related cardiomyopathies are characterized by heterogeneous clinical manifestations that vary from a predominantly structural heart disease, mainly mild-to-moderate left ventricular (LV) dilatation associated or not with conduction system abnormalities, to highly pro-arrhythmic profiles where sudden cardiac death (SCD) occurs as the first manifestation of disease in an apparently normal heart. In the present study, we select, among 77 DCM families referred to our center for genetic counselling and molecular screening, 15 patient heterozygotes for LMNA variants. Segregation analysis in the relatives evidences other eight heterozygous patients. A genotype-phenotype correlation has been performed for symptomatic subjects. Lastly, we perform in vitro functional characterization of two novel LMNA variants using dermal fibroblasts obtained from three heterozygous patients, evidencing significant differences in terms of lamin expression and nuclear morphology. Due to the high risk of SCD that characterizes patients with lamin A/C cardiomyopathy, genetic testing for LMNA gene variants is highly recommended when there is suspicion of laminopathy.

Indexed as

dilated cardiomyopathy (DCM)lamin Alamin CLMNAnext generation sequencing (NGS)

Identifiers

PMID34768595
PMCPMC8584896
OpenAlexW3210056695

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.