Evidence map›Paper›PMID 17109105›Full record

ArticleInternational journal of colorectal disease2007

Pulmonary resection for metastases from colorectal cancer: prognostic factors and survival.

Won-Suk Lee, Seong Hyeon Yun, Ho-Kyung Chun, Woo-Yong Lee, Hae-Ran Yun, Jhingook Kim, Kwhanmien Kim, Young Mog Shim

Registry-linked trialAbstract read
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In one paragraph

Article in International journal of colorectal disease, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03517618 (A Phase II Study Assessing Efficacy and Safety of TS-1 in Combination With Calcium Folinate in Patients With Heavily Pre-treated Metastatic Colorectal Cancer), which is not on this map. Cited by 70 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 5 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.

NCT03517618 phase2completednot on this mapstarted 2014, after this paper: background citation

A Phase II Study Assessing Efficacy and Safety of TS-1 in Combination With Calcium Folinate in Patients With Heavily Pre-treated Metastatic Colorectal Cancer

TypeinterventionalSponsorTTY BiopharmRan2014 to 2015Enrolled41ConditionsMetastatic Colorectal CancerArmsS-1+leucovorin
3 · Its place in the literature

Who cites it

70 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Pooled it
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  6. Trial
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  8. Prognostic factors after pulmonary metastasectomy for colorectal cancer lung metastasis.Lung India : official organ of Indian Chest Society · 2026
    Article
  9. Review
  10. The Ugly: Metastatic Colon Cancer-Surgical Options.Clinics in colon and rectal surgery · 2025
    Review
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  13. Article
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10 more citing papers are in PubMed but not listed here.

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

8 authors.

Won-Suk LeeDepartment of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Ilwon-dong, Gangnam-gu, Seoul, 135-710, South Korea.
Seong Hyeon Yun
Ho-Kyung Chun
Woo-Yong Lee
Hae-Ran Yun
Jhingook Kim
Kwhanmien Kim
Young Mog Shim

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPulmonary metastases occur in up to 10% of all patients who undergo curative resection. Surgical resection is an important part in the treatment of pulmonary metastasis from colorectal cancer. We analyzed the treatment outcome and prognostic factors affecting survival in this subset of patients. MATERIALS AND

methodsBetween October 1994 and December 2004, 59 patients underwent curative resection for pulmonary metastases of colorectal cancer. Uncontrollable synchronous liver and lung metastasis or synchronous colorectal cancer with isolated lung metastasis were excluded from this study. A retrospective review of patient characteristics and factors influencing survival was performed. Survival was analyzed by the Kaplan-Meier method. Comparison between groups were performed by a log-rank analysis and the Cox proportional hazard model.

resultsThe 5-year overall survival rate of all patients who received pulmonary resection was 50.3%. The number of pulmonary metastases was significantly related with survival in univariate analysis, but not in multivariate analysis (p = 0.032). Prethoracotomy carcinoembryonic antigen (CEA) level exceeding 5 ng/ml was related with poor survival (p = 0.001). A disease-free interval of greater than 2 years did not correlate with survival after thoracotomy (p = 0.3).

conclusionThe prethoracotomy CEA level and the number of metastases were independent prognostic factors. Resection of pulmonary metastasis from colorectal cancer may result in improved survival or even healing in selected patients. Pulmonary resection of colorectal cancer is regarded as a safe and effective treatment with low morbidity and mortality rates.

Indexed as

AdultAgedCarcinoembryonic AntigenColorectal NeoplasmsDisease-Free SurvivalFemaleHumansLung NeoplasmsMaleMiddle AgedMultivariate AnalysisPrognosisCarcinoembryonic Antigen

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.