UNIVERSITY OF BUCHAREST
FACULTY OF PHYSICS

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2024-11-23 18:21

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Conference: Bucharest University Faculty of Physics 2023 Meeting


Section: Biophysics; Medical Physics


Title:
Analysis of absolute dose determination in clinical practice of linear accelerator radiotherapy according to TRS398 protocol


Authors:
Magda-Adelina MIHALCEA(1), Adriana BĂLAN(1), Mihai DUMITRACHE(2)


Affiliation:
1) University of Bucharest, Faculty of Physics, 405 Atomistilor Street, P.O. Box MG-11, 077125 Magurele, Romania

2) Central Military Emergency University Hospital “Dr. Carol Davila”,Calea Plevnei nr. 134, Sector 1,Bucharest



E-mail
magda.alis2015@gmail.com


Keywords:
Radiotherapy, absolute dose, TRS398 protocol, treating patients


Abstract:
Analysis of absolute dose determination in clinical practice of linear accelerator radiotherapy according to the TRS 398 protocol of the International Atomic Energy Agency (IAEA) is an essential method to ensure accurate and safe delivery of radiation treatment to patients. The IAEA's TRS 398 Protocol provides detailed guidelines and recommendations for the measurement and calibration of radiation doses in linear accelerator treatment. This analysis is based on the use of physical dosimetry and reference standards to verify and validate the performance of the radiation delivery system. During the analysis process, specialized detectors and measuring equipment are used to record and quantify the radiation dose administered to patients. These measurements are compared to planned doses and standard values established in the TRS 398 protocol. Any significant deviation from the desired dose may indicate unwanted problems in the radiation delivery system and require corrective interventions. Absolute dose determination analysis is important to ensure that patients receive the appropriate radiation dose during treatment. This helps minimize the risks of under dosing or overdosing, which can affect the effectiveness of the treatment and cause unwanted side effects. Also, the analysis of determining the absolute dose contributes to maintaining the quality of the radiation delivery system over time, by identifying possible deviations or malfunctions and taking the necessary corrective measures. This can ensure consistency and reliability in the delivery of radiation treatment, essential for optimal therapeutic outcomes. In conclusion, the analysis of absolute dose determination in clinical practice of linear accelerator radiotherapy according to the IAEA TRS 398 protocol is an essential process for ensuring accurate and safe delivery of radiation treatment to patients. This analysis helps to verify and validate the performance of the radiation delivery system and to maintain quality over time, thus ensuring treatment efficacy and safety.


References:

Faiz Khan, John Gibbons, Dimitris Mihalidis, Hassaan Alkhatib, Khan's Lectures_ Handbook of the Physics of Radiation Therapy-LWW (2011)

Octavian G. Duliu, Dozimetrie și radioprotecție (2010)