Evidence map›Paper›PMID 28067327›Full record

SynthesisScientific reports2017

Intratumoral and peritumoral lymphatic vessel density both correlate with lymph node metastasis in breast cancer.

Song Zhang, Shanhong Yi, Dong Zhang, Mingfu Gong, Yuanqing Cai, Liguang Zou

Abstract readMeta-Analysis
In one paragraph

Synthesis in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

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

  1. Pooled it
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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.

Song ZhangDepartment of Radiology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.
Shanhong YiDepartment of Urology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.
Dong ZhangDepartment of Radiology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.
Mingfu GongDepartment of Radiology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.
Yuanqing CaiDepartment of Radiology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.
Liguang ZouDepartment of Radiology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The status of lymph node involvement is an important prognostic factor for breast cancer. However, the presence of intratumoral lymphatic vessels in primary tumor lesions and the relationship between lymphatic vessel density (LVD) and lymph node metastasis (LNM) have not been firmly established. Therefore, we performed a meta-analysis study to investigate these issues. According to the pre-established inclusion and exclusion criteria, 13 studies, involving 1029 breast cancer patients, were included in this study. Using immunohistochemical staining, intratumoral lymphatic vessels were detected in 40.07% of breast cancer patients (240/599), and peritumoral lymphatics were detected in 77.09% (397/515). All studies demonstrated that peritumoral LVD was higher than intratumoral LVD, with a pooled standard mean difference and 95% confidence interval (95% CI) of 1.75 (1.28 to 2.21). Both intratumoral LVD and peritumoral LVD positively correlated with LNM, with correlation coefficients of 0.14 (95% CI 0.05 to 0.23) and 0.31 (95% CI 0.13 to 0.49), respectively. In summary, our study reports the overall detection rate of intratumoral lymphatics and demonstrates the associations between intratumoral LVD, peritumoral LVD, and LNM in breast cancer. Additionally, controlled studies with a larger number of subjects are needed to establish these relationships.

Indexed as

AdultAgedAged, 80 and overBreast NeoplasmsFemaleHumansLymphatic MetastasisLymphatic VesselsMiddle AgedPublication Bias

Identifiers

PMID28067327
PMCPMC5220317

What OpenQuestion holds

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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.