Evidence map›Paper›PMID 28549012›Full record

ArticleAnnals of surgery2019

RAS Mutation Clinical Risk Score to Predict Survival After Resection of Colorectal Liver Metastases.

Kristoffer W Brudvik, Robert P Jones, Felice Giuliante, Junichi Shindoh, Guillaume Passot, Michael H Chung, Juhee Song, Liang Li, Vegar J Dagenborg, Åsmund A Fretland and 12 more

Registry-linked trialAbstract readMulticenter Study
PubMed Publisher
In one paragraph

Article in Annals of surgery, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04898504 (EXtended CriteriA Treatment for LIver Metastases With Heavy Tumour BURden 1 + 2), which is not on this map. Cited by 118 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
118citing 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.

NCT04898504 phase2active not recruitingnot on this mapstarted 2021, after this paper: background citation

EXtended CriteriA Treatment for LIver Metastases With Heavy Tumour BURden 1 + 2

TypeinterventionalSponsorOslo University HospitalRan2021 to 2026Enrolled45ConditionsColorectal Cancer, Liver Metastases, Chemotherapy EffectArmsFloxuridine, Liver Transplantation
3 · Its place in the literature

Who cites it

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

  1. Pooled it
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  7. Circulating Tumor DNA Dynamics in Patients with Liver-Limited Metastatic Colorectal Cancer Resected after First-Line Systemic Treatment.Clinical cancer research : an official journal of the American Association for Cancer Research · 2026
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58 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

22 authors.

Kristoffer W BrudvikDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Robert P JonesLiverpool Hepatobiliary Unit, Aintree University Hospital, Liverpool, United Kingdom.
Felice GiulianteHepatobiliary Surgery Unit, A. Gemelli Medical School, Rome, Italy.
Junichi ShindohDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Guillaume PassotDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Michael H ChungDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Juhee SongDepartment of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, TX.
Liang LiDepartment of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, TX.
Vegar J DagenborgDepartment of Tumor Biology, Institute for Cancer Research, Oslo University Hospital, The Norwegian Radium Hospital, Oslo, Norway.
Åsmund A FretlandDepartment of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Oslo, Norway.
Bård RøsokDepartment of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Oslo, Norway.
Agostino M De RoseHepatobiliary Surgery Unit, A. Gemelli Medical School, Rome, Italy.
Francesco ArditoHepatobiliary Surgery Unit, A. Gemelli Medical School, Rome, Italy.
Bjørn EdwinDepartment of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Oslo, Norway.
Elena PanettieriHepatobiliary Surgery Unit, A. Gemelli Medical School, Rome, Italy.
Luigi M LaroccaMolecular Pathology, A. Gemelli Medical School, Rome, Italy.
Suguru YamashitaDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Claudius ConradDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Thomas A AloiaDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.
Graeme J PostonLiverpool Hepatobiliary Unit, Aintree University Hospital, Liverpool, United Kingdom.
Bjørn A BjørnbethDepartment of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Oslo, Norway.
Jean-Nicolas VautheyDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Scott Kopetz · 1985 to 2026
$290.8M
6 · The paper itself

Abstract

objectiveTo determine the impact of RAS mutation status on the traditional clinical score (t-CS) to predict survival after resection of colorectal liver metastases (CLM).

backgroundThe t-CS relies on the following factors: primary tumor nodal status, disease-free interval, number and size of CLM, and carcinoembryonic antigen level. We hypothesized that the addition of RAS mutation status could create a modified clinical score (m-CS) that would outperform the t-CS.

methodsPatients who underwent resection of CLM from 2005 through 2013 and had RAS mutation status and t-CS factors available were included. Multivariate analysis was used to identify prognostic factors to include in the m-CS. Log-rank survival analyses were used to compare the t-CS and the m-CS. The m-CS was validated in an international multicenter cohort of 608 patients.

resultsA total of 564 patients were eligible for analysis. RAS mutation was detected in 205 (36.3%) of patients. On multivariate analysis, RAS mutation was associated with poor overall survival, as were positive primary tumor lymph node status and diameter of the largest liver metastasis >50 mm. Each factor was assigned 1 point to produce a m-CS. The m-CS accurately stratified patients by overall and recurrence-free survival in both the initial patient series and validation cohort, whereas the t-CS did not.

conclusionsModifying the t-CS by replacing disease-free interval, number of metastases, and CEA level with RAS mutation status produced an m-CS that outperformed the t-CS. The m-CS is therefore a simple validated tool that predicts survival after resection of CLM.

Indexed as

HepatectomyMutationPropensity ScoreBiomarkers, TumorColorectal NeoplasmsDNA Mutational AnalysisDNA, NeoplasmFemaleFollow-Up StudiesHumansLiver NeoplasmsMaleMiddle AgedNeoplasm MetastasisNeoplasm StagingPostoperative PeriodBiomarkers, TumorDNA, Neoplasmras Proteins

Identifiers

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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.