Evidence map›Paper›PMID 34613536›Full record

ArticleAnnals of surgical oncology2022

Oncoplastic Breast-Conserving Surgery for Synchronous Multicentric and Multifocal Tumors: Is It Oncologically Safe? A Retrospective Matched-Cohort Analysis.

Francesca De Lorenzi, Francesco Borelli, Eleonora Pagan, Vincenzo Bagnardi, Nickolas Peradze, Barbara Alicia Jereczek-Fossa, Cristina Leonardi, Giovanni Mazzarol, Giorgio Favia, Giovanni Corso and 3 more

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in Annals of surgical oncology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07677956 (Safety Evaluation of Breast-Conserving Surgery for Multifocal or Multicentric Breast Cancer), which is not on this map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
2.3field-weighted citation impact, top 11% of its field
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.

NCT07677956 not yet recruitingnot on this mapstarted 2026, after this paper: background citation

Safety Evaluation of Breast-Conserving Surgery for Multifocal or Multicentric Breast Cancer: A Prospective Cohort Study

TypeobservationalSponsorThe First Affiliated Hospital with Nanjing Medical UniversityRan2026 to 2036Enrolled100ConditionsBreast CancerArmsBreast-conserving surgery, postoperative radiotherapy and individualized adjuvant systemic therapy
3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 29 citations in OpenAlex.

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  14. Local Recurrence After Breast-Conserving Therapy in Patients With Multiple Ipsilateral Breast Cancer: Results From ACOSOG Z11102 (Alliance).Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2023
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 4 institutions in 1 country.

Francesca De LorenziDepartment of Plastic and Reconstructive Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
Francesco BorelliDepartment of Plastic and Reconstructive Surgery, European Institute of Oncology, IRCCS, Milan, Italy. francesco.borelli@unimi.it.ORCID http://orcid.org/0000-0002-4759-2758
Eleonora PaganDepartment of Statistics and Quantitative Methods, University of Milan-Bicocca, Milan, Italy.
Vincenzo BagnardiDepartment of Statistics and Quantitative Methods, University of Milan-Bicocca, Milan, Italy.
Nickolas PeradzeDepartment of Breast Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
Barbara Alicia Jereczek-FossaDivision of Radiotherapy, European Institute of Oncology, IRCCS, University of Milan, Milan, Italy.
Cristina LeonardiDivision of Radiotherapy, European Institute of Oncology, IRCCS, University of Milan, Milan, Italy.
Giovanni MazzarolDepartment of Pathology and Laboratory Medicine, European Institute of Oncology, IRCCS, Milan, Italy.
Giorgio FaviaDepartment of Plastic and Reconstructive Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
Giovanni CorsoDepartment of Breast Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
Emilia MontagnaMedical Senology, European Institute of Oncology, IRCCS, Milan, Italy.
Mario RietjensDepartment of Plastic and Reconstructive Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
Paolo VeronesiDepartment of Breast Surgery, European Institute of Oncology, IRCCS, Milan, Italy.
European Institute of Oncology · ITUniversity of Milan · ITUniversity of Milano-Bicocca · ITIstituti di Ricovero e Cura a Carattere Scientifico · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOncoplastic surgery is a well-established approach that combines breast-conserving treatment for breast cancer and plastic surgery techniques. Although this approach already has been described for multicentric and multifocal tumors, no long-term oncologic follow-up evaluation and no comparison with patients undergoing mastectomy have been published. This study aimed to evaluate whether oncoplastic surgery is a safe and reliable treatment for managing invasive primary multicentric and multifocal breast cancer.

methodsThe study compared a consecutive series of 100 patients with multicentric or multifocal tumors who had undergone oncoplastic surgery (study group) with 100 patients who had multicentric or multifocal tumors and had undergone mastectomy (control group) during a prolonged period. The end points evaluated were disease-free survival (DFS), overall survival (OS), cumulative incidence of local recurrence (CI-L), regional recurrence (CI-R), and distant recurrence (CI-D), all measured from the date of surgery.

resultsThe OS and DFS were similar between the two groups. The incidence of local events was higher in the oncoplastic group, whereas the incidence of regional events was slightly higher in the mastectomy group. These differences were not statistically significant. The cumulative incidence of distant events was similar between the two groups.

conclusionsTo the authors' knowledge, the current study provides the best available evidence suggesting that the oncoplastic approach is a safe and reliable treatment for managing invasive multifocal and multicentric breast cancers.

Indexed as

Breast NeoplasmsMastectomy, SegmentalDisease-Free SurvivalFemaleHumansMastectomyRetrospective Studies

Identifiers

PMID34613536
PMCPMC8677637
OpenAlexW3203041161

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Registered trials

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.