Evidence map›Paper›PMID 30797241›Full record

ArticleWorld journal of surgical oncology2019

A critical review of the chest CT scans performed to detect asymptomatic synchronous metastasis in new and recurrent breast cancers.

Justin James, Melanie Teo, Vivekananda Ramachandran, Michael Law, David Stoney, Michael Cheng

Abstract readEvaluation Study
In one paragraph

Article in World journal of surgical oncology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 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

6 authors.

Justin JamesBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia. jjnn300@gmail.com.ORCID http://orcid.org/0000-0002-4987-3430
Melanie TeoBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia.
Vivekananda RamachandranBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia.
Michael LawBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia.
David StoneyBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia.
Michael ChengBreast and Endocrine Surgery Unit, Maroondah Hospital, Eastern Health, Davey Drive, Ringwood East, Melbourne, VIC, 3135, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundChest computed tomography (CTC) has now replaced chest X-ray (CXR) as the first choice of investigation to stage breast cancers in most centers in Australia. Routine staging is not recommended in early breast cancers (EBCs). This recommendation is based largely on the use of conventional tests like CXR as staging investigations (SIs). We looked at our experience with CTC in detecting asymptomatic synchronous distant metastasis (ASM) in new and recurrent breast cancers (RBCs). MATERIALS AND

methodsBreast cancer patients from Eastern Health Breast Unit during the period from January 2012 to March 2016 were included in the study. Cases were grouped into early, advanced, and recurrent breast cancers, and outcome of CTC was assessed in each group. Relative risk of potential risk factors (tumor size, axillary nodal status, presence of lymphovascular invasion and estrogen, and HER2 receptor status) with a positive result in CTC was determined.

resultsFourteen ASMs were detected from 335 CTCs giving an overall yield of 4% (95% CI 1.89-6.47). The overall false-positive rate was 10% due to 35 indeterminate findings that were found not to be metastases after further tests or observation. Even with selective use, CTCs have a low yield of 2% (95% CI - 0.19-4.19) in EBCs. Advanced breast cancers have a 9% incidence of ASMs. None of the clinically isolated locoregionally recurrent diseases were associated with detectable distant metastasis in CTC. The most common cause of indeterminate findings was small pulmonary nodules.

conclusionEven with selective use, CTC has a very low yield in EBCs. Advanced breast cancers can benefit from CTC in their initial evaluation due to the higher yield. Locoregional RBCs were not usually associated with detectable metastasis on CTC. The usefulness of CTC in all stages of breast cancer is further reduced by its high rate of false-positive results.

Indexed as

AgedAsymptomatic DiseasesBreast NeoplasmsFalse Positive ReactionsFemaleHumansLung NeoplasmsLymphatic MetastasisLymph NodesMiddle AgedNeoplasm Recurrence, LocalNeoplasm StagingPrognosisThoraxTomography, X-Ray Computed

Identifiers

PMID30797241
PMCPMC6387737

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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.