Evidence map›Paper›PMID 23460323›Full record

ArticleNeuro-oncology2013

Involved field radiation therapy after surgical resection of solitary brain metastases--mature results.

Eileen P Connolly, Maya Mathew, Moses Tam, Josephine Vera King, Saroj D Kunnakkat, Erik C Parker, John G Golfinos, Michael L Gruber, Ashwatha Narayana

Registry-linked trialAbstract read
In one paragraph

Article in Neuro-oncology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03285932 (Evaluation of Stereotactic Radiotherapy of the Resection Cavity After Surgery of Brain Metastases Compared to Post-operative Whole-brain Radiotherapy), which is not on this map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing 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.

NCT03285932 phase2completednot on this mapstarted 2018, after this paper: background citation

Evaluation of Stereotactic Radiotherapy of the Resection Cavity After Surgery of Brain Metastases Compared to Post-operative Whole-brain Radiotherapy

TypeinterventionalSponsorJuergen DebusRan2018 to 2021Enrolled56ConditionsBrain Metastases, AdultArmspost-operative stereotactic radiosurgery (SRS), Whole brain radiotherapy (WBRT)
3 · Its place in the literature

Who cites it

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

  1. Patients with single brain metastasis from non-small cell lung cancer equally benefit from stereotactic radiosurgery and surgery: a systematic review.Medical science monitor : international medical journal of experimental and clinical research · 2015
    Pooled it
  2. Article
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  4. Review
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  8. Postoperative local fractionated radiotherapy for resected single brain metastases.Strahlentherapie und Onkologie : Organ der Deutschen Rontgengesellschaft ... [et al] · 2018
    Article
  9. Review
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  14. Stereotactic radiosurgery for treatment of brain metastases. A report of the DEGRO Working Group on Stereotactic Radiotherapy.Strahlentherapie und Onkologie : Organ der Deutschen Rontgengesellschaft ... [et al] · 2014
    Review
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

9 authors.

Eileen P ConnollyDepartment of Radiation Oncology, New York University Langone Medical Center, New York, NY, USA.
Maya Mathew
Moses Tam
Josephine Vera King
Saroj D Kunnakkat
Erik C Parker
John G Golfinos
Michael L Gruber
Ashwatha Narayana

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWhole brain radiation therapy (WBRT) reduces local recurrence in patients after surgical resection of brain metastases without improving overall survival. Involved field radiation therapy (IFRT) has been used at our center to avoid delayed neurotoxicity associated with WBRT in well-selected patients with surgically resected single brain metastases. The purpose of this study was to evaluate the long-term outcomes of these patients.

methodsThirty-three consecutive patients with single brain metastases from a known primary tumor were treated with gross total resection followed by IFRT between 2006 and 2011. The postoperative surgical bed was treated to 40.05 Gy in 15 fractions of 2.67 Gy with conformal radiation therapy. Patients received serial MRIs and neurological exams in follow-up. Surgery, WBRT, or stereotactic radiosurgery was performed as salvage treatment when necessary.

resultsThe median follow-up was 16 months (range: 2-65 months). Local control, distant brain recurrence-free survival, and overall survival at 12 and 24 months were 90.3% and 85.8%, 60.7% and 51.4%, and 65.6% and 61.5%, respectively. Overall, 5 (15%) patients developed recurrence at the resection cavity, and 13 (39%) patients experienced recurrence at a new intracranial site. Two patients received WBRT, 8 stereotactic radiosurgery, 2 surgery, and 2 both chemotherapy and IFRT as salvage. Four patients died from CNS disease progression.

conclusionFor patients with newly diagnosed single brain metastases treated with surgical resection, postoperative IFRT to the resection cavity achieves reasonable rates of local control and is an excellent alternative to WBRT.

Indexed as

Radiotherapy, ConformalAdultAgedAged, 80 and overBrain NeoplasmsFemaleFollow-Up StudiesHumansMaleMiddle AgedNeoplasm Recurrence, LocalNeoplasmsPrognosisRetrospective StudiesSalvage TherapySurvival Rate

Identifiers

PMID23460323
PMCPMC3635512

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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.