Evidence map›Paper›PMID 19278965›Full record

ArticleHaematologica2009

Diagnosis of Fanconi anemia in patients with bone marrow failure.

Fernando O Pinto, Thierry Leblanc, Delphine Chamousset, Gwenaelle Le Roux, Benoit Brethon, Bruno Cassinat, Jérôme Larghero, Jean-Pierre de Villartay, Dominique Stoppa-Lyonnet, André Baruchel and 3 more

Open access · goldAbstract read
In one paragraph

Article in Haematologica, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

40 citing papers in PubMed, 91 citations in OpenAlex.

  1. Article
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  8. Correction of Fanconi Anemia Mutations Using Digital Genome Engineering.International journal of molecular sciences · 2022
    Article
  9. Article
  10. Article
  11. Somatic mosaicism in inherited bone marrow failure syndromes.Best practice & research. Clinical haematology · 2021
    Review
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  18. Biallelic truncating FANCM mutations cause early-onset cancer but not Fanconi anemia.Genetics in medicine : official journal of the American College of Medical Genetics · 2018
    Article
  19. Review
  20. Review
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

13 authors at 4 institutions in 1 country.

Fernando O PintoHematology Laboratory APHP, INSERM U944, Université Denis Diderot, Hôpital Saint-Louis, 1, Av Claude Vellefaux, 75010 Paris, France.
Thierry Leblanc
Delphine Chamousset
Gwenaelle Le Roux
Benoit Brethon
Bruno Cassinat
Jérôme Larghero
Jean-Pierre de Villartay
Dominique Stoppa-Lyonnet
André Baruchel
Gérard Socié
Eliane Gluckman
Jean Soulier
Hôpital Saint-Louis · FRInserm · FRAssistance Publique – Hôpitaux de Paris · FRHôpital Necker-Enfants Malades · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPatients with bone marrow failure and undiagnosed underlying Fanconi anemia may experience major toxicity if given standard-dose conditioning regimens for hematopoietic stem cell transplant. Due to clinical variability and/or potential emergence of genetic reversion with hematopoietic somatic mosaicism, a straightforward Fanconi anemia diagnosis can be difficult to make, and diagnostic strategies combining different assays in addition to classical breakage tests in blood may be needed. DESIGN AND

methodsWe evaluated Fanconi anemia diagnosis on blood lymphocytes and skin fibroblasts from a cohort of 87 bone marrow failure patients (55 children and 32 adults) with no obvious full clinical picture of Fanconi anemia, by performing a combination of chromosomal breakage tests, FANCD2-monoubiquitination assays, a new flow cytometry-based mitomycin C sensitivity test in fibroblasts, and, when Fanconi anemia was diagnosed, complementation group and mutation analyses. The mitomycin C sensitivity test in fibroblasts was validated on control Fanconi anemia and non-Fanconi anemia samples, including other chromosomal instability disorders.

resultsWhen this diagnosis strategy was applied to the cohort of bone marrow failure patients, 7 Fanconi anemia patients were found (3 children and 4 adults). Classical chromosomal breakage tests in blood detected 4, but analyses on fibroblasts were necessary to diagnose 3 more patients with hematopoietic somatic mosaicism. Importantly, Fanconi anemia was excluded in all the other patients who were fully evaluated.

conclusionsIn this large cohort of patients with bone marrow failure our results confirmed that when any clinical/biological suspicion of Fanconi anemia remains after chromosome breakage tests in blood, based on physical examination, history or inconclusive results, then further evaluation including fibroblast analysis should be made. For that purpose, the flow-based mitomycin C sensitivity test here described proved to be a reliable alternative method to evaluate Fanconi anemia phenotype in fibroblasts. This global strategy allowed early and accurate confirmation or rejection of Fanconi anemia diagnosis with immediate clinical impact for those who underwent hematopoietic stem cell transplant.

Indexed as

AdolescentAdultBone Marrow DiseasesChildChild, PreschoolCohort StudiesCytogenetic AnalysisDiagnostic Techniques and ProceduresFanconi AnemiaFemaleFibroblastsHumansInfantLymphocytesMaleMiddle AgedMitomycin

Identifiers

PMID19278965
PMCPMC2663612
OpenAlexW2104213317

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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.