Evidence map›Paper›PMID 31506818›Full record

ArticleEuropean radiology2020

Optimization of radiation dose for CT detection of lytic and sclerotic bone lesions: a phantom study.

J Greffier, J Frandon, F Pereira, A Hamard, J P Beregi, A Larbi, P Omoumi

Abstract read
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In one paragraph

Article in European radiology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–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

19 citing papers in PubMed.

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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

7 authors.

J GreffierService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France. joel.greffier@chu-nimes.fr.ORCID http://orcid.org/0000-0002-1735-5129
J FrandonService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France.
F PereiraService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France.
A HamardService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France.
J P BeregiService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France.
A LarbiService d'imagerie medicale, CHU Nimes, Univ Montpellier, Medical Imaging Group Nimes, EA 2415, Bd Prof Robert Debré, 30029, Nîmes Cedex 9, France.
P OmoumiDepartment of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Bugnon 41, 1011, Lausanne, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo determine the best compromise between low radiation dose and suitable image quality for the detection of lytic and sclerotic bone lesions of the lumbar spine and pelvis.

methodsA phantom was scanned using the routine protocol (STD, 13 mGy) and six decreasing dose levels. Raw data were reconstructed using level 3 of iterative reconstruction (IR3) with 1-mm slice thickness for the STD protocol and highest IR levels with 3-mm slice thickness for the others. CTDI

resultsSimilar d' values were found for CTDI

conclusionA dose level as low as 3.4 mGy, in association with high levels of IR, provides suitable image quality for the detection of lytic and sclerotic bone lesions of the lumbar spine and pelvis. KEY POINTS: • A CTDI

Indexed as

Radiation DosageAlgorithmsBone NeoplasmsHumansLumbar VertebraePelvisPhantoms, ImagingRadiographic Image Interpretation, Computer-AssistedReproducibility of ResultsTomography, X-Ray ComputedImage enhancementImage reconstructionMultidetector computed tomographySpine

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.