- Review of Shielding Evaluation Methodology for Facilities Using kV Energy Radiation Generating Devices Based on the NCRP-49 Report
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Kwon NH, Park HS, Kim T, Kim SR, Kim KB, Kim JS, Choi SH, Kim DW
- KMID: 2537872
- Prog Med Phys.
- 2022 Dec;33(4):53-62.
- doi: 10.14316/pmp.2022.33.4.53
In this study, we have investigated the shielding evaluation methodology for facilities using kV energy generators. We have collected and analysis of safety evaluation criteria and methodology for overseas facilities... -
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- Corrigendum: Assessing Commercial CLEANBOLUS Based on Silicone for Clinical Use
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Son J, Jung S, Park JM, Choi CH, Kim Ji
- KMID: 2537888
- Prog Med Phys.
- 2022 Dec;33(4):180-180.
- doi: 10.14316/pmp.2022.33.4.180
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- 50–300 kVp X-ray Transmission Ratios for Lead, Steel and Concrete
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Kim TH, Kim KB, Kim GB, Kim DW, Kim SR, Choi SH
- KMID: 2537886
- Prog Med Phys.
- 2022 Dec;33(4):164-171.
- doi: 10.14316/pmp.2022.33.4.164
The number of facilities using radiation generators increases and related regulations are strengthened, the establishment of a shielding management and evaluation technology has become important. The characteristics of the radiation... -
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- Contribution of Microbleeds on Microvascular Magnetic Resonance Imaging Signal
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Yoo CH, Goh J, Jahng GH
- KMID: 2537876
- Prog Med Phys.
- 2022 Dec;33(4):88-100.
- doi: 10.14316/pmp.2022.33.4.88
Purpose: Cerebral microbleeds are more susceptible than surrounding tissues and have been associated with a variety of neurological and neurodegenerative disorders that are indicative of an underlying vascular pathology. We... -
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- Feasibility Test of Flat-Type Faraday Cup for UltrahighDose-Rate Transmission Proton Beam Therapy
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Pak Si, Cho S, An S, Jeong S, Shin D, Lim Y, Jeong JH, Kim H, Lee SB
- KMID: 2537878
- Prog Med Phys.
- 2022 Dec;33(4):108-113.
- doi: 10.14316/pmp.2022.33.4.108
Purpose: Proton therapy has been used for optimal cancer treatment by adapting its Bragg-peak characteristics. Recently, a tissue-sparing effect was introduced in ultrahigh-dose-rate (FLASH) radiation; the high-energy transmission proton beam... -
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- Measurement of Proton Beam Dose-Averaged Linear Energy Transfer Using a Radiochromic Film
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An S, Pak Si, Jeong S, Min S, Kim TJ, Shin D, Lim Y, Jeong JH, Kim H, Lee SB
- KMID: 2537875
- Prog Med Phys.
- 2022 Dec;33(4):80-87.
- doi: 10.14316/pmp.2022.33.4.80
Purpose: Proton therapy has different relative biological effectiveness (RBE) compared with X-ray treatment, which is the standard in radiation therapy, and the fixed RBE value of 1.1 is widely used.... -
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- Dead Layer Thickness and Geometry Optimization of HPGe Detector Based on Monte Carlo Simulation
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Yu S, Kwon NH, Jang YJ, Lee B, Yu J, Kim DW, Cho GS, Kim KB, Kim GB, Baek CH, Choi SH
- KMID: 2537881
- Prog Med Phys.
- 2022 Dec;33(4):129-135.
- doi: 10.14316/pmp.2022.33.4.129
Purpose: A full-energy-peak (FEP) efficiency correction is required through a Monte Carlo simulation for accurate radioactivity measurement, considering the geometrical characteristics of the detector and the sample. However, a relative... -
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- Effect of Bead Device Diameter on Z-Resolution Measurement in Tomosynthesis Images: A Simulation Study
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Fukui R, Numata M, Nishioka S, Matsuura R, Kida K, Goto S
- KMID: 2537873
- Prog Med Phys.
- 2022 Dec;33(4):63-71.
- doi: 10.14316/pmp.2022.33.4.63
Purpose: To clarify the relationship between the diameter of the simulated bead and the Z-resolution of the tomosynthesis image. Methods: A simulated bead was placed on a 1,024×1,024×1,024-pixel base image. The... -
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- Proficiency Test for the Dosimetry Audit Service Provider
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Yi CY, Kim IJ, Park JI, Kim YH, Seong YM
- KMID: 2537874
- Prog Med Phys.
- 2022 Dec;33(4):72-79.
- doi: 10.14316/pmp.2022.33.4.72
Purpose: The proficiency test was conducted to assess the performance of the dosimetry audit service provider in the readout practice of the dose delivered to patients in medical institutions. Methods: A... -
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- Image Guided Radiation Therapy
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Hwang UJ, Min BJ, Kim M, Kim KH
- KMID: 2537871
- Prog Med Phys.
- 2022 Dec;33(4):37-52.
- doi: 10.14316/pmp.2022.33.4.37
Over the past decades, radiation therapy combined with imaging modalities that ensure optimal image guidance has revolutionized cancer treatment. The two major purposes of using imaging modalities in radiotherapy are... -
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- Determination of Absorbed Dose for Gafchromic EBT3 Film Using Texture Analysis of Scanning Electron Microscopy Images: A Feasibility Study
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Park SY
- KMID: 2537885
- Prog Med Phys.
- 2022 Dec;33(4):158-163.
- doi: 10.14316/pmp.2022.33.4.158
Purpose: We subjected scanning electron microscopic (SEM) images of the active layer of EBT3 film to texture analysis to determine the dose-response curve. Methods: Uncoated Gafchromic EBT3 films were prepared for... -
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- Monte Carlo Investigation of Dose Enhancement due to Gold Nanoparticle in Carbon-12, Helium-4, and Proton Beam Therapy
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Ahn SH
- KMID: 2537879
- Prog Med Phys.
- 2022 Dec;33(4):114-120.
- doi: 10.14316/pmp.2022.33.4.114
Purpose: Particle beam therapy is advantageous over photon therapy. However, adequately delivering therapeutic doses to tumors near critical organs is difficult. Nanoparticle-aided radiation therapy can be used to alleviate this... -
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- TET2DICOM-GUI: Graphical User Interface Based TET2DICOM Program to Convert Tetrahedral-MeshPhantom to DICOM-RT Dataset
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Lee SH, Cheon BW, Min CH, Han H, Kim CH, Han MC, Kim S
- KMID: 2537887
- Prog Med Phys.
- 2022 Dec;33(4):172-179.
- doi: 10.14316/pmp.2022.33.4.172
Recently, tetrahedral phantoms have been newly adopted as international standard mesh-type reference computational phantoms (MRCPs) by the International Commission on Radiological Protection, and a program has been developed to convert... -
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- Development of a Breath Control Training System for Breath-Hold Techniques and Respiratory-Gated Radiation Therapy
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Choun HJ, Kim Ji, Park JM, Son J
- KMID: 2537882
- Prog Med Phys.
- 2022 Dec;33(4):136-141.
- doi: 10.14316/pmp.2022.33.4.136
Purpose: This study aimed to develop a breath control training system for breath-hold technique and respiratory-gated radiation therapy wherein the patients can learn breath-hold techniques in their convenient environment. Methods: The... -
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- Minimization of Treatment Time Using Partial-Arc Volumetric Modulated Arc Therapy with Bladder Filling Protocol for Prostate Cancer
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Lee H, Kim DW, Joo JH, Ki Y, Kim W, Park D, Nam J, Kim DH, Jeon H
- KMID: 2537877
- Prog Med Phys.
- 2022 Dec;33(4):101-107.
- doi: 10.14316/pmp.2022.33.4.101
Purpose: Radiotherapy after bladder filling protocol (BFP) is known to enhance treatment quality and reduce side effects in prostate cancer, a common male solid cancer globally. However, due to the... -
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- Evaluation of Treatment Plan Quality between Magnetic Resonance-Guided Radiotherapy and Volumetric Modulated Arc Therapy for Prostate Cancer
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Choi CH, Kim JH, Son J, Park JM, Kim Ji
- KMID: 2537880
- Prog Med Phys.
- 2022 Dec;33(4):121-128.
- doi: 10.14316/pmp.2022.33.4.121
Purpose: This study evaluated the quality of plans based on magnetic resonance-guided radiotherapy (MRgRT) tri-Co-60, linac, and conventional linac-based volumetric modulated arc therapy (linac-VMAT) for prostate cancer. Methods: Twenty patients suffering... -
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- Dosimetric Evaluation of Synthetic Computed Tomography Technique on Position Variation of Air Cavity in Magnetic Resonance-Guided Radiotherapy
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Jin H, An HJ, Chie EK, Park JM, Kim Ji
- KMID: 2537883
- Prog Med Phys.
- 2022 Dec;33(4):142-149.
- doi: 10.14316/pmp.2022.33.4.142
Purpose: This study seeks to compare the dosimetric parameters of the bulk electron density (ED) approach and synthetic computed tomography (CT) image in terms of position variation of the air... -
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- Monte Carlo Algorithm-Based Dosimetric Comparison between Commissioning Beam Data across Two Elekta Linear Accelerators with Agility TM MLC System
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Yu GB, Choi CH, Kim Ji, Cho JD, Yoon E, Choun HJ, Choi J, Kim S, Kim Y, Oh DH, Lee H, Yoo L, Chun M
- KMID: 2537884
- Prog Med Phys.
- 2022 Dec;33(4):150-157.
- doi: 10.14316/pmp.2022.33.4.150
Purpose: Elekta synergy ® was commissioned in the Seoul National University Veterinary Medical Teaching Hospital. Recently, Chung-Ang University Gwang Myeong Hospital commissioned Elekta Versa HD TM . The beam characteristics... -
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