Evidence map›Paper›PMID 28912835›Full record

ArticleMolecular cytogenetics2017

A unique set of complex chromosomal abnormalities in an infant with myeloid leukemia associated with Down syndrome.

Daiane Correa de Souza, Amanda Faria de Figueiredo, Daniela R Ney Garcia, Elaine Sobral da Costa, Moneeb A K Othman, Thomas Liehr, Eliana Abdelhay, Maria Luiza Macedo Silva, Teresa de Souza Fernandez

Open access · goldAbstract readCase Reports
In one paragraph

Article in Molecular cytogenetics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.7field-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

3 citing papers in PubMed, 7 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

9 authors at 3 institutions in 2 countries.

Daiane Correa de SouzaCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Amanda Faria de FigueiredoCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Daniela R Ney GarciaCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Elaine Sobral da CostaPediatric and Puericulture Martagão Gesteira Institute, Federal University of Rio de Janeiro, Rio de Janeiro, 21941-590 Brazil.
Moneeb A K OthmanJena University Hospital, Friedrich Schiller University, Institute of Human Genetics, Kollegiengasse 10, 07743 Jena, Germany.
Thomas LiehrJena University Hospital, Friedrich Schiller University, Institute of Human Genetics, Kollegiengasse 10, 07743 Jena, Germany.
Eliana AbdelhayCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Maria Luiza Macedo SilvaCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Teresa de Souza FernandezCytogenetic Laboratory, Bone Marrow Transplantation Center, National Cancer Institute (INCA), Praça Cruz Vermelha no. 23, 6° andar. Centro, CEP, Rio de Janeiro, RJ 20230-130 Brazil.
Instituto Nacional do Câncer · BRJena University Hospital · DEUniversidade Federal do Rio de Janeiro · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundChildren with Down syndrome (DS) have an enhanced risk of developing acute leukemia, with the most common subtype being acute megakaryoblastic leukemia (AMKL). Myeloid leukemia in Down syndrome (ML-DS) is considered a disease with distinct clinical and biological features. There are few studies focusing on the clonal cytogenetic changes during evolution of ML-DS. CASE PRESENTATION: Here, we describe a complex karyotype involving a previously unreported set of chromosomal abnormalities acquired during progression of ML-DS in an infant boy: derivative der(1)t(1;15)(q24;q23), translocation t(4;5)(q26;q33) and derivative der(15)t(7;15)(p21;q23). Different molecular cytogenetic probes and probesets including whole chromosome painting (WCP) and locus specific probes, as well as, multicolor-FISH and multicolor chromosome banding (MCB) were performed in order to characterize the chromosomal abnormalities involved in this complex karyotype. The patient was treated according to the acute myeloid leukemia-Berlin-Frankfurt-Munich-2004 (AML-BFM 2004) treatment protocol for patients with Down syndrome; however, he experienced a poor clinical outcome.

conclusionThe molecular cytogenetic studies performed, allowed the characterization of novel chromosomal abnormalities in ML-DS and possible candidate genes involved in the leukemogenic process. Our findings suggest that the complex karyotype described here was associated with the poor prognosis.

Indexed as

Complex karyotypeDown syndromeMolecular cytogeneticMyeloid leukemiaPrognosisUnreported chromosomal abnormalities

Identifiers

PMID28912835
PMCPMC5594429
OpenAlexW2752189737

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