Evidence map›Paper›PMID 29214417›Full record

ArticleEuropean journal of nuclear medicine and molecular imaging2018

Diagnostic and prognostic value of baseline FDG PET/CT skeletal textural features in diffuse large B cell lymphoma.

Nicolas Aide, Marjolaine Talbot, Christophe Fruchart, Gandhi Damaj, Charline Lasnon

Erratum issuedAbstract read
In one paragraph

Article in European journal of nuclear medicine and molecular imaging, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 30 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 3 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

30 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Diagnostic Value ofTechnology in cancer research & treatment
    Pooled it
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  9. Semiquantitative 2-[Frontiers in medicine · 2024
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  15. A novel analytic approach for outcome prediction in diffuse large B-cell lymphoma by [European journal of nuclear medicine and molecular imaging · 2022
    Observational
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  20. Diagnostic value of baselineScientific reports · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Nicolas AideNuclear Medicine Department, Caen University Hospital, Caen, France.
Marjolaine TalbotNormandie University, Caen, France.
Christophe FruchartHaematology Institute, François Baclesse Cancer Centre, Caen, France.
Gandhi DamajHaematology Institute, Caen University Hospital, Caen, France.
Charline LasnonINSERM 1086 ANTICIPE, Normandie University, Caen, France. c.lasnon@baclesse.unicancer.fr.ORCID http://orcid.org/0000-0001-5643-1668

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeOur purpose was to evaluate the diagnostic and prognostic value of skeletal textural features (TFs) on baseline FDG PET in diffuse large B cell lymphoma (DLBCL) patients.

methodsEighty-two patients with DLBCL who underwent a bone marrow biopsy (BMB) and a PET scan between December 2008 and December 2015 were included. Two readers blinded to the BMB results visually assessed PET images for bone marrow involvement (BMI) in consensus, and a third observer drew a volume of interest (VOI) encompassing the axial skeleton and the pelvis, which was used to assess skeletal TFs. ROC analysis was used to determine the best TF able to diagnose BMI among four first-order, six second-order and 11 third-order metrics, which was then compared for diagnosis and prognosis in disease-free patients (BMB-/PET-) versus patients considered to have BMI (BMB+/PET-, BMB-/PET+, and BMB+/PET+).

resultsTwenty-two out of 82 patients (26.8%) had BMI: 13 BMB-/PET+, eight BMB+/PET+ and one BMB+/PET-. Among the nine BMB+ patients, one had discordant BMI identified by both visual and TF PET assessment. ROC analysis showed that SkewnessH, a first-order metric, was the best parameter for identifying BMI with sensitivity and specificity of 81.8% and 81.7%, respectively. SkewnessH demonstrated better discriminative power over BMB and PET visual analysis for patient stratification: hazard ratios (HR), 3.78 (P = 0.02) versus 2.81 (P = 0.06) for overall survival (OS) and HR, 3.17 (P = 0.03) versus 1.26 (P = 0.70) for progression-free survival (PFS). In multivariate analysis accounting for IPI score, bulky status, haemoglobin and SkewnessH, the only independent predictor of OS was the IPI score, while the only independent predictor of PFS was SkewnessH.

conclusionThe better discriminative power of skeletal heterogeneity for risk stratification compared to BMB and PET visual analysis in the overall population, and more specifically in BMB-/PET- patients, suggests that it can be useful to identify diagnostically overlooked BMI.

Indexed as

Positron Emission Tomography Computed TomographyFluorodeoxyglucose F18HumansLymphoma, Large B-Cell, DiffusePositron-Emission TomographyPrognosisRetrospective StudiesTomography, X-Ray ComputedFluorodeoxyglucose F18Bone marrowDiffuse large B cell lymphomaFDGHeterogeneityPET

Identifiers

PMID29214417
PMCPMC5978926

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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.