Evidence map›Paper›PMID 41330762›Full record

ReviewJournal of applied clinical medical physics2025

A pathway away from measurement-based patient-specific QA: A review of contemporary quality assurance for external-beam radiotherapy sub-systems.

Michael Barnes

Abstract readReview
In one paragraph

Review in Journal of applied clinical medical physics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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.

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

6 citing papers in PubMed.

  1. Article
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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

1 author.

Michael BarnesDepartment of Radiation Oncology, Calvary Mater Hospital Newcastle, Newcastle, New South Wales, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPrior to the development of the IMRT and VMAT treatment techniques the quality assurance (QA) paradigm was one of routine linac QA supplemented by plan specific independent Monitor Unit checks and manual checks of data transfer. With the introduction of IMRT/VMAT treatment techniques the paradigm changed to include a patient specific measurement (PSQA) to ensure acceptable plan deliverability. PURPOSE: To inform upon whether QA procedures have improved to the point that measurement-based PSQA is feasibly no longer required.

methodsThe current status and future trajectory of QA procedures is assessed via a review of the literature pertaining to each of the three sub-systems of deliverability, namely, treatment planning system (TPS) calculation accuracy, linac delivery performance, and data transfer between treatment planning system and linac.

resultsThe literature pertaining to 3D TPS dosimetry check systems used to assure TPS calculation accuracy is highly positive about such systems ability to provide at least equivalent level testing as measurement based PSQA with regards TPS calculation accuracy. The literature suggests that linac QA procedures have evolved since the advent of IMRT and methodology has been published for assessing the linac in its dynamic state used to deliver IMRT/VMAT. Data transfer QA has also evolved since the advent of IMRT and tests and procedures are now recommended in best practice guidance for both comprehensive data transfer QA programs and pre-treatment checking and chart rounds. Additionally, the uptake of log file-based QA methods provides a useful means of testing control point data transfer integrity.

conclusionsContemporary sub-system deliverability QA has evolved to the point where measurement based PSQA is not necessarily required.

Indexed as

NeoplasmsParticle AcceleratorsQuality Assurance, Health CareRadiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedHumansOrgans at RiskQuality ControlRadiometryRadiotherapy Dosagedata transfer QAlinac QApatient specific QAPSQAquality assuranceTPS QA

Identifiers

PMID41330762
PMCPMC12672138

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Registered trials

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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.