Evidence map›Paper›PMID 40124646›Full record

ArticleClinical and translational radiation oncology2025

Prospective planning comparison of magnetic resonance-guided vs. internal target volume-based stereotactic body radiotherapy of hepatic metastases - Which patients do really benefit from an MR-linac?

Philipp Hoegen-Saßmannshausen, C Katharina Renkamp, Hoi Hin Lau, David Neugebauer, Nina Niebuhr, Carolin Buchele, Fabian Schlüter, Elisabetta Sandrini, Line Hoeltgen, Fabian Weykamp and 10 more

Registry-linked trialAbstract read
In one paragraph

Article in Clinical and translational radiation oncology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05027711 (Magnetic Resonance-guided Adaptive Stereotactic Body Radiotherapy for Hepatic Metastases - MAESTRO -), which is not on this map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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.

NCT05027711 phase2recruitingnot on this map

Magnetic Resonance-guided Adaptive Stereotactic Body Radiotherapy for Hepatic Metastases - MAESTRO -

TypeinterventionalSponsorUniversity Hospital HeidelbergRan2021 to 2030Enrolled90ConditionsHepatic MetastasisArmsITV (Internal target volume)-based Stereotactic Body Radiotherapy (ITV-SBRT), MRgSBRT (Magnetic Resonance-guided Stereotactic Body Radiotherapy)
3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
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

20 authors.

Philipp Hoegen-SaßmannshausenDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
C Katharina RenkampDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Hoi Hin LauDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
David NeugebauerDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Nina NiebuhrDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Carolin BucheleDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Fabian SchlüterDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Elisabetta SandriniDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Line HoeltgenDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Fabian WeykampDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Sebastian RegneryDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Jakob LiermannDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Eva MeixnerDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Kevin ZhangDivision of Radiology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
Oliver SedlaczekNational Center for Tumor Diseases (NCT), Heidelberg, Germany.
Heinz-Peter SchlemmerDivision of Radiology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
Laila KönigDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Jürgen DebusDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Sebastian KlüterDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.
Juliane Hörner-RieberDepartment of Radiation Oncology, Heidelberg University Hospital, Heidelberg, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose/objective: To compare online MR-guided SBRT (MRgRT) of liver metastases with state-of-the-art ITV-based SBRT (ITV-SBRT) and assess which patients benefit most from MRgRT. Materials and methods: In a prospective randomized trial (MAESTRO study, NCT05027711), patients were randomized to either gated and online adaptive MRgRT or ITV-SBRT if a biologically effective dose (BED Results: In 40 % of all patients, MRgRT enabled SBRT with less fractions and/or higher prescription BED Conclusion: Dosimetrically, gated MRgRT was beneficial for virtually all the hepatic metastases analyzed in this study. Patients with metastases located critically near gastrointestinal OAR or with limited healthy liver volume should be allocated to centers providing MRgRT.

Indexed as

Liver metastasesOligometastasisOligoprogressionOnline adaptive radiotherapySABRSMART

Identifiers

PMID40124646
PMCPMC11926716

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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.