Evidence map›Paper›PMID 20191065›Full record

ArticleKorean journal of radiology

The adjacent vessel sign on breast MRI: new data and a subgroup analysis for 1,084 histologically verified cases.

Matthias Dietzel, Pascal A T Baltzer, Tibor Vag, Aimee Herzog, Mieczyslaw Gajda, Oumar Camara, Werner A Kaiser

Abstract read
In one paragraph

Article in Korean journal of radiology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  7. The value of adjacent vessel sign in malignant breast tumors.Diagnostic and interventional radiology (Ankara, Turkey) · 2022
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  20. MRI features of breast lymphoma: preliminary experience in seven cases.Diagnostic and interventional radiology (Ankara, Turkey)
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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.

Matthias DietzelInstitute of Diagnostic and Interventional Radiology, Friedrich-Schiller-University Jena, Erlanger Allee 101, D-07740 Jena, Germany. matthias.dietzel@med.uni-jena.de
Pascal A T Baltzer
Tibor Vag
Aimee Herzog
Mieczyslaw Gajda
Oumar Camara
Werner A Kaiser

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe adjacent vessel sign (AVS) is a descriptor for differentiating malignant from benign breast lesions on breast MRI (bMRI). This investigation was designed to verify the previous reports on the diagnostic accuracy of AVS and to assess correlation between AVS, histopathological diagnosis, lesion size and lesion grade. MATERIALS AND

methodsThis study was approved by the local ethical committee. Experienced radiologists evaluated 1,084 lesions. The exclusion criteria were no histological verification after bMRI and breast interventions that were done up to one year before bMRI (surgery, core biopsy, chemo- or radiation therapy). The native and dynamic contrast-enhanced T1-weighted series were acquired using standardized protocols. The AVS was rated positive if a vessel leading to a lesion could be visualized. Prevalence of an AVS was correlated with the lesions' size, grade and histology using Chi-square-tests.

resultsThe AVS was significantly associated with malignancy (p < 0.001; sensitivity: 47%, specificity: 88%, positive-predictive-value [PPV]: 85%). Malignant lesions > 2 cm more often presented with an AVS than did those malignant lesions < 2 cm (p < 0.0001; sensitivity: 65%, PPV: 90%). There was no correlation of the AVS with the tumor grade. The prevalence of an AVS didn't significantly differ between invasive lobular carcinomas versus ductal carcinomas. In situ cancers were less frequently associated with an AVS (p < 0.001).

conclusionThe adjacent vessel sign was significantly associated with malignancy. Thus, it can be used to accurately assess breast lesions on bMRI. In this study, the AVS was particularly associated with advanced and invasive carcinomas.

Indexed as

AdolescentAdultAgedAged, 80 and overBreastBreast NeoplasmsContrast MediaDiagnosis, DifferentialFemaleGadolinium DTPAHumansImage EnhancementMagnetic Resonance ImagingMiddle AgedNeoplasms, Ductal, Lobular, and MedullaryObserver VariationContrast MediaGadolinium DTPABreast, MRContrast mediaDescriptorHistologyNeoangiogenesisSign

Identifiers

PMID20191065
PMCPMC2827781

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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.