AAPM WGTG51 Report 385: Addendum to the AAPM's TG-51 protocol for clinical reference dosimetry of high-energy electron beams.
absorbed‐dose calibration coefficient
beam quality conversion factor
dosimetry protocol
electron beam
ionization chamber
uncertainty analysis
Journal
Medical physics
ISSN: 2473-4209
Titre abrégé: Med Phys
Pays: United States
ID NLM: 0425746
Informations de publication
Date de publication:
09 Jul 2024
09 Jul 2024
Historique:
revised:
29
03
2024
received:
08
12
2023
accepted:
14
06
2024
medline:
9
7
2024
pubmed:
9
7
2024
entrez:
9
7
2024
Statut:
aheadofprint
Résumé
An Addendum to the AAPM's TG-51 protocol for the determination of absorbed dose to water is presented for electron beams with energies between 4 MeV and 22 MeV (
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Informations de copyright
© 2024 The Author(s). Medical Physics published by Wiley Periodicals LLC on behalf of American Association of Physicists in Medicine.
Références
Almond PR, Biggs PJ, Coursey BM, et al. AAPM's TG–51 protocol for clinical reference dosimetry of high‐energy photon and electron beams. Med Phys. 1999;26:1847‐1870.
AAPM TG–21. A protocol for the determination of absorbed dose from high‐energy photon and electron beams. Med Phys. 1983;10:741‐771.
Rogers DWO. Calibration of parallel–plate ion chambers: resolution of several problems by using Monte Carlo calculations. Med Phys. 1992;19:889‐899.
Rogers DWO. A new approach to electron beam reference dosimetry. Med Phys. 1998;25:310‐320.
Rogers DWO. The physics of the AAPM's TG‐51 protocol. In: Rogers DWO, Cygler JE, eds. Clinical Dosimetry Measurements in Radiotherapy. Medical Physics Publishing; 2009:239‐296.
Cojocaru C, Stucki G, McEwen M, Ross C. Determination of absorbed dose to water in megavoltage electron beams using a Calorimeter‐Fricke hybrid system. IAEA–E2‐CN‐182, Book of Extended Synopses for Symp. on Standards, Applications and Quality Assurance in Medical Radiation Dosimetry. IAEA; 2010:27‐28.
McEwen MR, Williams AJ, DuSautoy AR. Determination of absorbed dose calibration factors for therapy level electron beam ionization chambers. Phys Med Biol. 2001;46:741‐755.
Stucki G, Vörös S. Experimental kQ,Q0$k_{Q,Q0}$ electron beam quality correction factors for the types NACP02 and PTW34001 plane‐parallel chambers. In: Proceeding of Absorbed Dose and Air Kerma Primary Standards Workshop. LNHB; 2007.
McEwen MR, DuSautoy AR. Primary standards of absorbed dose for electron beams. Metrologia. 2009;46:S59‐S79.
Krauss A, Kapsch R. Direct determination of kQ$k_Q$ factors for cylindrical and plane‐parallel ionization chambers in high‐energy electron beams from 6 MeV to 20 MeV. Phys Med Biol. 2018;63:035041.
Renaud J, Sarfehnia A, Marchant K, McEwen M, Ross C, Seuntjens J. Direct measurement of electron beam quality conversion factors using water calorimetry. Med Phys. 2015;42:6357.
Muir BR, Cojocaru CD, McEwen MR, Ross CK. Electron beam water calorimetry measurements to obtain beam quality conversion factors. Med Phys. 2017;44:5433‐5444.
Sempau J, Andreo P, Aldana J, Mazurier J, Salvat F. Electron beam quality correction factors for plane‐parallel ionization chambers: Monte Carlo calculations using the PENELOPE system. Phys Med Biol. 2004;49:4427‐4444.
Zink K, Wulff J. Beam quality corrections for parallel‐plate ion chambers in electron reference dosimetry. Phys Med Biol. 2012;57:1831‐1854.
Araki F. Monte Carlo calculations of correction factors for plane‐parallel ionization chambers in clinical electron dosimetry. Med Phys. 2008;35:4033‐4040.
Muir BR, Rogers DWO. Monte Carlo calculations for reference dosimetry of electron beams with the PTW Roos and NE2571 ion chambers. Med Phys. 2013;40:121722 (16pp).
Muir BR, Rogers DWO. Monte Carlo calculations of electron beam quality conversion factors for several ion chamber types. Med Phys. 2014;41:111701 (15pp).
Wang Z, Xing S, Wang K, Jin S, Zhang J, Fan F. Direct measurement of ionization chamber absorbed dose kQ factors in clinical electron beams. Radiat Meas. 2020;139:106481.
Bass G, Thomas R, Pearce J. The calibration of parallel‐plate electron ionization chambers at NPL for use with the IPEM 2003 code of practice: summary data. Phys Med Biol. 2009;54:N115‐N124.
Muir BR, McEwen MR. On the use of cylindrical ionization chambers for electron beam reference dosimetry. Med Phys. 2017;44:6641‐6646.
Muir B, Culberson W, Davis S, et al. AAPM WGTG51 Report 374: Guidance for TG‐51 reference dosimetry. Med Phys. 2022;49:6739‐6764.
Muir BR. A modified formalism for electron beam reference dosimetry to improve the accuracy of linac output calibration. Med Phys. 2020;47:2267‐2276.
McEwen MR, DeWerd LA, Ibbott GS, et al. Addendum to the AAPM's TG–51 protocol for clinical reference dosimetry of high‐energy photon beams. Med Phys. 2014;41:041501 (20pp).
Kry SF, Dromgoole L, Alvarez P, et al. Radiation therapy deficiencies identified during on‐site dosimetry visits by the imaging and radiation oncology core Houston quality assurance center. Int J Radiat Oncol Biol Phys. 2017;99:1094‐1100.
McManus M, Romano F, Lee N, et al. The challenge of ionisation chamber dosimetry in ultra‐short pulsed high dose‐rate very high energy electron beams. Sci Rep. 2020;10:9089.
Ding GX, Rogers DWO, Mackie TR. Calculation of stopping‐power ratios using realistic clinical electron beams. Med Phys. 1995;22:489‐501.
Khan FM, Doppke KP, Hogstrom KR, et al. Clinical electron‐beam dosimetry: report of AAPM radiation Therapy Committee Task Group 25. Med Phys. 1991;18:73‐109.
Gerbi B, Antolak J, Deibel F, et al. Recommendations for clinical electron beam dosimetry: supplement to the recommendations of Task Group 25. Med Phys. 2009;36:3239‐3279.
Das IJ, Cheng C, Watts RJ, et al. Accelerator beam data commissioning equipment and procedures: report of the TG‐106 of the Therapy Physics Committee of the AAPM. Med Phys. 2008;35:4186‐4215.
Griessbach I, Lapp M, Bohsung J, Gademann G, Harder D. Dosimetric characteristics of a new unshielded silicon diode and its application in clinical photon and electron beams. Med Phys. 2005;32:3750‐3754.
Seltzer S, Fernández‐Varea J, Andreo P, et al. Key data for ionizing‐radiation dosimetry: measurement standards and applications, ICRU Report 90. J ICRU. 2016;14:1‐110.
Czarnecki D, Poppe B, Zink K. Impact of new ICRU Report 90 recommendations on calculated correction factors for reference dosimetry. Phys Med Biol. 2018;63:155015.
Kawrakow I. On the effective point of measurement in megavoltage photon beams. Med Phys. 2006;33:1829‐1839.
McEwen MR, Kawrakow I, Ross CK. The effective point of measurement of ionization chambers and the build‐up anomaly in MV x‐ray beams. Med Phys. 2008;35:950‐958.
Tessier F, Kawrakow I. Effective point of measurement of thimble ion chambers in megavoltage photon beams. Med Phys. 2010;37:96‐107.
Tessier F. Accurate dose distributions: the implications of new effective point of measurement values for thimble ionization chambers. IAEA–E2‐CN‐182, Book of Extended Synopses for Symp. on Standards, Applications and Quality Assurance in Medical Radiation Dosimetry. IAEA; 2010;289‐290.
Looe HK, Harder D, Poppe B. Experimental determination of the effective point of measurement for various detectors used in photon and electron beam dosimetry. Phys Med Biol. 2011;56:4267‐4290.
Legrand C, Hartmann GH, Karger CP. Experimental determination of the effective point of measurement for cylindrical ionization chambers in 60Co gamma radiation. Phys Med Biol. 2012;57:3463‐3475.
Lacroix F, Guillot M, McEwen M, et al. Extraction of depth‐dependent perturbation factors for parallel‐plate chambers in electron beams using a plastic scintillation detector. Med Phys. 2010;37:4331‐4342.
Zink K, Wulff J. Positioning of a plane‐parallel ionization chamber in clinical electron beams and the impact on perturbation factors. Phys Med Biol. 2009;54:2421‐2435.
Wang LLW, Rogers DWO. Study of the effective point of measurement for ion chambers in electron beams by Monte Carlo simulation. Med Phys. 2009;36:2034‐2042.
Kry SF, Peterson CB, Howell RM, et al. Remote beam output audits: A global assessment of results out of tolerance. Phys Imaging Radiat Oncol. 2018;7:39‐44.
Kosunen A, Järvinen H, Sipilä P. Optimum calibration of NACP type plane‐parallel ionization chambers for absorbed dose determinations in low energy electron beams. In: Proceedings of Symposium on Measurment Assurance in Dosimetry. IAEA–SM–330/419, IAEA; 1994:505‐513.
Johansson KA, Mattsson LO, Lindborg L, Svensson H. Absorbed‐dose determination with ionization chambers in electron and photon beams having energies between 1 and 50 MeV. In: IAEA Symposium Proceedings. IAEA–SM–222/35, IAEA; 1978:243‐270.
Wittkämper FW, Thierens H, Van der Plaetsen A, de Wagter C, Mijnheer BJ. Perturbation correction factors for some ionization chambers commonly applied in electron beams. Phys Med Biol. 1991;36:1639‐1652.
Van der Plaetsen A, Seuntjens J, Thierens H, Vynckier S. Verification of absorbed doses determined with thimble and parallel‐plate ionization chambers in clinical electron beams using ferrous sulphate dosimetry. Med Phys. 1994;21:37‐44.
Muir B, Culberson W, Davis S, et al. Insight gained from responses to surveys on reference dosimetry practices. J Appl Clin Med Phys. 2017;18:182‐190.
Christ G, Dohm OS, Bruggmoser G, Schüle E. The use of plane‐parallel chambers in electron dosimetry without any cross‐calibration. Phys Med Biol. 2002;47:N121‐N126.
Palm A, Czap L, Andreo P, Mattsson O. Performance analysis and determination of the pwall$p_{\rm wall}$ correction factor for 60Co γ$\gamma$‐ray beams for Wellhöfer Roos‐type plane‐parallel chambers. Phys Med Biol. 2002;47:631‐640.
McEwen MR, Duane S, Thomas RAS. Absorbed dose calibration factors for parallel‐plate chambers in high energy photon beams. In: Standards and Codes of Practice in Medical Radiation Dosimetry; Proc. Int'l Symp, Vienna 25–28 Nov 2002. Vol 1. IAEA; 2003:335‐341.
Kapsch RP, Bruggmoser G, Christ G, Dohm OS, Hartmann GH, Schüle E. Experimental determination of pCo$p_{Co}$ perturbation factors for plane‐parallel chambers. Phys Med Biol. 2007;52:7167‐7181.
Muir BR, McEwen MR, Rogers DWO. Beam quality conversion factors for parallel‐plate ionization chambers in MV photon beams. Med Phys. 2012;39:1618‐1631.
Kapsch RP, Gomola I. Beam quality correction factors for plane parallel chambers in photon beams. IAEA–E2‐CN‐182, Book of Extended Synopses for Symp. on Standards, Applications and Quality Assurance in Medical Radiation Dosimetry. IAEA; 2010:35‐36.
Buckley LA, Rogers DWO. Wall correction factors, Pwall$P_{\rm wall}$, for parallel‐plate ionization chambers. Med Phys. 2006;33:1788‐1796.
ICRU. Stopping powers for electrons and positrons. ICRU Report 37, ICRU; 1984.
Erazo F, Brualla L, Lallena A. Computation of the electron beam quality kQ,Q0$k_{Q,Q_0}$ factors for the NE2571, NE2571A and NE2581A thimble ionization chambers using PENELOPE. Physica Med. 2017;38:76‐80.
Erazo F, Brualla L, Lallena A. Electron beam quality kQ,Q0$k_{Q,Q_0}$ factors for various ionization chambers: a Monte Carlo investigation with penelope. Phys Med Biol. 2014;59:6673.
Pearce JAD. Characterisation of two new ionisation chamber types for use in reference electron dosimetry in the UK. NPL Report DQL‐RD001 (Teddington: National Physical Laboratory). 2004.
Chin E, Shipley D, Bailey M, et al. Validation of a Monte Carlo model of a NACP‐02 plane‐parallel ionization chamber model using electron backscatter experiments. Phys Med Biol. 2008;53:N119‐N126.
Zink K, Wulff J. On the wall perturbation correction for a parallel‐plate NACP‐02 chamber in clinical electron beams. Med Phys. 2011;38:1045‐1054.
McEwen MR, Muir BR, Davis SD. Development of an online chamber registry for reference‐class ionization chambers. Med Phys. 2018;45:E202‐E202.
Klein EE, Hanley J, Bayouth J, et al. Task Group 142 report: quality assurance of medical accelerators. Med Phys. 2009;36:4197‐4212.
Muir B. Ion chamber absorbed dose calibration coefficients, ND,w$N_{\rm D, w}$, measured at ADCLs: distribution analysis and stability. Med Phys. 2015;42:1546‐1554.
Muir BR, McEwen MR, Rogers DWO. Determination of relative ion chamber calibrations coefficients from depth‐ionization measurements in clinical electron beams. Phys Med Biol. 2014;59:5953‐5969.
Havercroft JM, Klevenhagen SC. Polarity effect of plane–parallel ionisation chambers in electron radiation. Phys Med Biol. 1994;39:299‐304.
Nisbet A, Thwaites DI. Polarity and ion recombination correction factors for ionization chambers employed in electron beam dosimetry. Phys Med Biol. 1998;43:435‐443.
Williams J, Agarwal S. Energy‐dependent polarity correction factors for four commercial ionization chambers used in electron dosimetry. Med Phys. 1997;24:785‐791.
Pearce J, Thomas R, DuSautoy A. The characterization of the Advanced Markus ionization chamber for use in reference electron dosimetry in the UK. Phys Med Biol. 2006;51:473‐483.
McEwen MR. Measurement of ionization chamber absorbed dose kQ$k_Q$ factors in megavoltage photon beams. Med Phys. 2010;37:2179‐2193.