Evidence map›Paper›PMID 30654090›Full record

ArticlePractical radiation oncology2019

Dosimetric Correlates of Pulmonary Toxicity in Patients with Malignant Pleural Mesothelioma Receiving Radiation Therapy to the Intact Lungs.

Marcher R Thompson, Vishruta A Dumane, Stanislav A Lazarev, Yaseen Zia, Kenneth E Rosenzweig

Abstract read
In one paragraph

Article in Practical radiation oncology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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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

4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Marcher R ThompsonDepartment of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, New York.
Vishruta A DumaneDepartment of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, New York.
Stanislav A LazarevDepartment of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, New York.
Yaseen ZiaDepartment of Radiation Oncology, Pardee Hospital-UNC Health Care, Hendersonville, North Carolina.
Kenneth E RosenzweigDepartment of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, New York. Electronic address: kenneth.rosenzweig@mountsinai.org.

Funding

Conduits: MSHS Translational Science HubTL1TR001434 · NCATS · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI GABRILOVE, JANICE L · 2015 to 2019
$2.1M
NCATS NIH HHS TL1 TR001434
6 · The paper itself

Abstract

purposeWe aimed to determine dose-volume constraints that correlate with severe (grade ≥3) radiation pneumonitis (RP) in patients diagnosed with malignant pleural mesothelioma, treated using volumetric modulated arc therapy. METHODS AND MATERIALS: Data from 40 patients with malignant pleural mesothelioma who underwent pleurectomy decortication and adjuvant radiation therapy at our institution between December 2010 and October 2016 were retrospectively analyzed. Dosimetric variables for the absolute volume and percentage volume of the ipsilateral lung, contralateral lung, and heart were recorded. Events of RP were assessed using the Common Terminology Criteria for Toxicity and Adverse Events, version 4.0. The statistical analysis with Wilcoxon rank-sum, Spearman rank correlation, and receiver operating characteristic curves was computed using MATLAB V9.1, RV3.4, and SAS V9.4.

resultsOf the 40 patients, 26 patients (65%) were male. The median age at the time of diagnosis was 66.5 years (range, 44-84 years). The median prescription dose was 45 Gy (range, 30-54 Gy). Five patients (12.5%) had grade ≥3 RP. The incidence of grade≥ 3 RP showed a significant correlation (P < .05) with the absolute volume and percentage volume of the ipsilateral lung spared of ≥20 Gy (55 cc; 7%) and spared of ≥30 Gy (200 cc; 23%). Dosimetric variables of the contralateral lung, total lung, and heart did not show a correlation with incidence of grade ≥3 RP.

conclusionsIn our cohort, sparing the ipsilateral lung of at least 55 cc of 20 Gy and 200 cc of 30 Gy correlated with a reduced incidence of severe (grade ≥3) RP.

Indexed as

AdultAgedAged, 80 and overFemaleHumansLungLung NeoplasmsMaleMesotheliomaMesothelioma, MalignantMiddle AgedOrgans at RiskPleural NeoplasmsRadiation PneumonitisRadiotherapy DosageRadiotherapy, Intensity-Modulated

Identifiers

PMID30654090
PMCPMC6500743

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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.