Assessment of using a gamma index analysis for patient-specific quality assurance in Japan.

ABSTRACT:

Purpose

The Task Group 218 (TG-218) report was published by the American Association of Physicists in Medicine in 2018, recommending the appropriate use of gamma index analysis for patient-specific quality assurance (PSQA). The paper demonstrates that PSQA for radiotherapy in Japan appropriately applies the gamma index analysis considering TG-218.

Materials/methods

This survey estimated the acceptance state of radiotherapeutic institutes or facilities in Japan for the guideline using a web-based questionnaire. To investigate an appropriate PSQA of the facility-specific conditions, we researched an optimal tolerance or action level for various clinical situations, including different treatment machines, clinical policies, measurement devices, staff or their skills, and patien

SUBMITTER: Anetai Y 

PROVIDER: S-EPMC9588274 | biostudies-literature | 2022 Oct

REPOSITORIES: biostudies-literature