Evidence map›Paper›PMID 32356176›Full record

ArticleJournal of cancer research and clinical oncology2020

Stereotactic body radiotherapy (SBRT) can delay polymetastatic conversion in patients affected by liver oligometastases.

Luca Nicosia, Francesco Cuccia, Rosario Mazzola, Vanessa Figlia, Niccolò Giaj-Levra, Francesco Ricchetti, Michele Rigo, Marco Bonù, Stefanie Corradini, Maria Tolia and 1 more

Open access · greenAbstract read
In one paragraph

Article in Journal of cancer research and clinical oncology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 7% 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.

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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

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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

11 authors at 5 institutions in 3 countries.

Luca NicosiaAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy. lucanicosia.rg@gmail.com.
Francesco CucciaAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Rosario MazzolaAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Vanessa FigliaAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Niccolò Giaj-LevraAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Francesco RicchettiAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Michele RigoAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Marco BonùRadiation Oncology Department, ASST Spedali Civili di Brescia, Brescia University, Brescia, Italy.
Stefanie CorradiniRadiation Oncology Department, University Hospital, LMU Munich, Munich, Germany.
Maria ToliaDepartment of Radiotherapy/Radiation Oncology, Faculty of Medicine, School of Health Sciences, University of Thessaly, University Hospital of Larisa, Biopolis, 41500, Larisa, Greece.
Filippo AlongiAdvanced Radiation Oncology Department, Cancer Care Center, IRCCS Sacro Cuore Don Calabria Hospital, via Don Sempreboni 5, 37034, Verona, Negrar, Italy.
Ospedale Sacro Cuore Don Calabria · ITAzienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia · ITLudwig-Maximilians-Universität München · DEUniversity of Brescia · ITUniversity of Thessaly · GR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeSBRT demonstrated to increase survival in oligometastatic patients. Nevertheless, little is known regarding the natural history of oligometastatic disease (OMD) and how SBRT may impact the transition to the polymetastatic disease (PMD).

methods97 liver metastases in 61 oligometastatic patients were treated with SBRT. Twenty patients (33%) had synchronous oligometastases, 41 (67%) presented with metachronous oligometastases. Median number of treated metastases was 2 (range 1-5).

resultsMedian follow-up was 24 months. Median tPMC was 11 months (range 4-17 months). Median overall survival (OS) was 23 months (range 16-29 months). Cancer-specific survival predictive factors were having further OMD after SBRT (21 months versus 15 months; p = 0.00), and local control of treated metastases (27 months versus 18 months; p = 0.031). Median PFS was 7 months (range 4-12 months). Patients with 1 metastasis had longer median PFS as compared to those with 2-3 and 4-5 metastases (14.7 months versus 5.3 months versus 6.5 months; p = 0.041). At the last follow-up, 50/61 patients (82%) progressed, 16 of which (26.6%) again as oligometastatic and 34 (56%) as polymetastatic.

conclusionIn the setting of oligometastatic disease, SBRT is able to delay the transition to the PMD. A proportion of patients relapse as oligometastatic and can be eventually evaluated for a further SBRT course. Interestingly, those patients retain a survival benefit as compared to those who had PMD. Further studies are needed to explore the role of SBRT in OMD and to identify treatment strategies able to maintain the oligometastatic state.

Indexed as

AdultAgedAged, 80 and overFemaleHumansLiver NeoplasmsMaleMiddle AgedNeoplasm MetastasisNeoplasm Recurrence, LocalPrognosisRadiosurgeryLiver metastasesOligometastatic diseaseSBRTStereotactic body radiotherapy

Identifiers

PMID32356176
PMCPMC11804598
OpenAlexW3021282398

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.