- Development of Video Image-Guided Setup (VIGS) System for Tomotherapy: Preliminary Study
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Kim JS, Ju SG, Hong CS, Jeon J, Son K, Shin JS, Shin E, Ahn SH, Han Y, Choi DH
- KMID: 2315749
- Prog Med Phys.
- 2013 Jun;24(2):85-91.
At present, megavoltage computed tomography (MVCT) is the only method used to correct the position of tomotherapy patients. MVCT produces extra radiation, in addition to the radiation used for treatment,... -
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- Comparison of the Efficacy of 2D Dosimetry Systems in the Pre-treatment Verification of IMRT
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Hong CS, Lim J, Ju SG, Shin E, Han Y, Ahn YC
- KMID: 2198484
- J Korean Soc Ther Radiol Oncol.
- 2009 Jun;27(2):91-102.
- doi: 10.3857/jkstro.2009.27.2.91
PURPOSE: To compare the accuracy and efficacy of EDR2 film, a 2D ionization chamber array (MatriXX) and an amorphous silicon electronic portal imaging device (EPID) in the pre-treatment QA of... -
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- Carotid-Sparing TomoHelical 3-Dimensional Conformal Radiotherapy for Early Glottic Cancer
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Hong CS, Oh D, Ju SG, Ahn YC, Noh JM, Chung K, Kim JS, Suh TS
- KMID: 2152261
- Cancer Res Treat.
- 2016 Jan;48(1):63-70.
- doi: 10.4143/crt.2014.265
PURPOSE: The purpose of this study was to investigate the dosimetric benefits and treatment efficiency of carotid-sparing TomoHelical 3-dimensional conformal radiotherapy (TH-3DCRT) for early glottic cancer. MATERIALS AND METHODS: Ten early-stage... -
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- Dosimetric Effects of Intrafractional Organ Motion in Field-in-Field Technique for Whole-Breast Irradiation
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Hong CS, Ju SG, Choi DH, Han Y, Huh SJ, Park W, Ahn YC, Kim JS, Lim DH
- KMID: 2459445
- Prog Med Phys.
- 2019 Sep;30(3):65-73.
- doi: 10.14316/pmp.2019.30.3.65
PURPOSE: We evaluated the motion-induced dosimetric effects on the field-in-field (FIF) technique for whole-breast irradiation (WBI) using actual patient organ motion data obtained from cine electronic portal imaging device (cine... -
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- Radiation sigmoiditis mimicking sigmoid colon cancer after radiation therapy for cervical cancer: the implications of three-dimensional image-based brachytherapy planning
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Lee H, Huh SJ, Oh D, Jeong BK, Ju SG
- KMID: 2245179
- J Gynecol Oncol.
- 2012 Jul;23(3):197-200.
- doi: 10.3802/jgo.2012.23.3.197
External-beam radiation therapy with intracavitary high-dose-rate brachytherapy is the standard treatment modality for advanced cervical cancer; however, late gastrointestinal complications are a major concern after radiotherapy. While radiation proctitis is... -
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- Efficacy and Accuracy of Patient Specific Customize Bolus Using a 3-Dimensional Printer for Electron Beam Therapy
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Choi WK, Chun JC, Ju SG, Min BJ, Park SY, Nam HR, Hong CS, Kim M, Koo BY, Lim DH
- KMID: 2328190
- Prog Med Phys.
- 2016 Jun;27(2):64-71.
- doi: 10.14316/pmp.2016.27.2.64
We develop a manufacture procedure for the production of a patient specific customized bolus (PSCB) using a 3D printer (3DP). The dosimetric accuracy of the 3D-PSCB is evaluated for electron... -
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- The Clinical Implementation of 2D Dose Distribution QA System for the Patient Specific Respiratory-gated Radiotherapy
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Kim JS, Shin E, Shin JS, Ju SG, Han Y, Park HC, Choi DH
- KMID: 2243931
- Korean J Med Phys.
- 2010 Jun;21(2):127-136.
Emerging technologies such as four-dimensional computed tomography (4D CT) is expected to allow clinicians to accurately model interfractional motion and to quantitatively estimate internal target volumes (ITVs) for radiation therapy... -
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- Development of a Tongue Immobilization Device Using a 3D Printer for Intensity Modulated Radiation Therapy of Nasopharyngeal Cancer Patients
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Ju SG, Ahn YC, Kim Yb, Park SG, Choi Ym, Na CH, Hong CS, Oh D, Kwon DY, Kim CC, Kim DH
- KMID: 2510646
- Cancer Res Treat.
- 2021 Jan;53(1):45-54.
- doi: 10.4143/crt.2020.572
Purpose This study aimed to reduce radiation doses to the tongue, a patient-specific semi-customized tongue immobilization device (SCTID) was developed using a 3D printer for helical tomotherapy (HT) of nasopharyngeal... -
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- A Dose Volume Histogram Analyzer Program for External Beam Radiotherapy
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Kim JS, Yoon M, Park SY, Shin JS, Shin E, Ju SG, Han Y, Ahn YC
- KMID: 2003437
- J Korean Soc Ther Radiol Oncol.
- 2009 Dec;27(4):240-248.
- doi: 10.3857/jkstro.2009.27.4.240
PURPOSE: To provide a simple research tool that may be used to analyze a dose volume histogram from different radiation therapy planning systems for NTCP (Normal Tissue Complication Probability), OED... -
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- Digital Tomosynthesis for Patient Alignment System Using Half-fan Mode CBCT Projection Images
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Park JC, Park SH, Kim JS, Han Y, Ju SG, Shin E, Shin JS, Park HC, Ahn YC, Song WY
- KMID: 1460188
- Korean J Med Phys.
- 2010 Dec;21(4):360-366.
To generate on-board digital tomosynthesis (DTS) for three-dimensionalimage-guided radiation therapy (IGRT) as an alternative to conventional portal imaging or on-board cone-beam computed tomography (CBCT), two clinical cases (liver and bladder)... -
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- Efficacy of a Respiratory Training System on the Regularity of Breathing
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Shin E, Park HC, Han Y, Ju SG, Shin JS, Ahn YC
- KMID: 1326645
- J Korean Soc Ther Radiol Oncol.
- 2008 Sep;26(3):181-188.
- doi: 10.3857/jkstro.2008.26.3.181
PURPOSE: In order to enhance the efficiency of respiratory gated 4-dimensional radiation therapy for more regular and stable respiratory period and amplitude, a respiration training system was designed, and its... -
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- Evaluation of Xerostomia Following 3 Dimensional Conformal Radiotherapy for Nasopharyngeal Cancer Patients
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Park YJ, Ahn YC, Park W, Ju SG, Nam H, Oh D, Park HC
- KMID: 2323573
- J Korean Soc Ther Radiol Oncol.
- 2006 Jun;24(2):81-87.
PURPOSE: This study is to evaluate the xerostomia following 3-dimensional conformal radiation therapy (3D CRT) in nasopharynx cancer patients using the xerostomia questionnaire score (XQS). MATERIALS AND METHODS: Questionnaire study... -
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- Comparison of Intensity-modulated Radiation Therapy (IMRT), Uniform Scanning Proton Therapy (USPT), and Intensity-modulated Proton Therapy (IMPT) for Prostate Cancer: A Treatment Planning Study
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Son K, Cho S, Kim JS, Han Y, Ju SG, Ahn SH, Shin E, Shin JS, Park W, Pyo H, Choi DH
- KMID: 1910579
- Prog Med Phys.
- 2013 Sep;24(3):154-161.
- doi: 10.14316/pmp.2013.24.3.154
This study assessed compared photon and proton treatment techniques, such as intensity modulated radiation therapy (IMRT), uniform scanning proton therapy (USPT), and intensity modulated proton therapy (IMPT), for a total... -
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- Film Dosimetry for Intensity Modulated Radiation Therapy: Dosimetric Evaluation
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Ju SG, Yeo IH, Huh SJ, Choi BK, Park YH, Ahn YC, Kim DY, Kong YK
- KMID: 2198667
- J Korean Soc Ther Radiol Oncol.
- 2002 Jun;20(2):172-178.
PURPOSE: X-ray film over responds to low-energy photons in relative photon beam dosimetry because its sensor is based on silver bromide crystals, which are high-Z molecules. This over-response becomes a... -
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- Development of Movement Analysis Program and Its Feasibility Test in Streotactic Body Radiation Threrapy
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Shin E, Han Y, Park HC, Kim JS, Shin JS, Ju SG, Lee J, Ahn JH, Lee J, Choi DH
- KMID: 2243874
- Korean J Med Phys.
- 2011 Sep;22(3):107-116.
Respiratory gated radiation therapy and stereotactic body radiation therapy require identical tumor motions during each treatment with the motion detected in treatment planning CT. Therefore, this study developed a tumor... -
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- Small Bowel Sparing Effect of Small Bowel Displacement System in 3D-CRT and IMRT for Cervix Cancer
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Kang MK, Huh SJ, Han Y, Park W, Ju SG, Kim KJ, Lee JE, Park YJ, Nam HR, Lim DH, Ahn YC
- KMID: 2323830
- J Korean Soc Ther Radiol Oncol.
- 2004 Jun;22(2):130-137.
PURPOSE: In radiotherapy for cervix cancer, both 3-dimensioal radiotherapy (3D-CRT) and intensity-modulated radiation therapy (IMRT) could reduce the dose to the small bowel (SB), while the small bowel displacement... -
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- Analysis of changes in dose distribution due to respiration during IMRT
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Shin JS, Shin E, Han Y, Ju SG, Kim JS, Ahn SH, Kim TG, Jeong BK, Park HC, Ahn YC, Choi DH
- KMID: 1995020
- Radiat Oncol J.
- 2011 Sep;29(3):206-213.
- doi: 10.3857/roj.2011.29.3.206
PURPOSE: Intensity modulated radiation therapy (IMRT) is a high precision therapy technique that can achieve a conformal dose distribution on a given target. However, organ motion induced by respiration can... -
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- Statistical Analysis of Operating Efficiency and Failures of a Medical Linear Accelerator for Ten Years
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Ju SG, Huh SJ, Han Y, Seo JM, Kim WK, Kim TJ, Shin EH, Park JY, Yeo IJ, Choi DR, Ahn YC, Park W, Lim DH, Park YH
- KMID: 1590165
- J Korean Soc Ther Radiol Oncol.
- 2005 Sep;23(3):186-193.
PURPOSE: To improve the management of a medical linear accelerator, the records of operational failures of a Varian CL2100C over a ten year period were retrospectively analyzed. MATERIALS AND METHODS: The... -
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- A Pilot Study for the Remote Monitoring of IMRT Using a Head and Neck Phantom
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Han Y, Shin EH, Lim C, Kang SK, Park SH, Lah JE, Suh TS, Yoon M, Lee SB, Ju SG, Ahn YC
- KMID: 2198502
- J Korean Soc Ther Radiol Oncol.
- 2007 Dec;25(4):249-260.
PURPOSE: In order to enhance the quality of IMRT as employed in Korea, we developed a remote monitoring system. The feasibility of the system was evaluated by conducting a pilot... -
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- Analysis of the Imaging Dose for IGRT/Gated Treatments
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Shin JS, Han Y, Ju SG, Shin E, Hong CS, Ahn YC
- KMID: 2003444
- J Korean Soc Ther Radiol Oncol.
- 2009 Mar;27(1):42-48.
- doi: 10.3857/jkstro.2009.27.1.42
PURPOSE: The introduction of image guided radiation therapy/four-dimensional radiation therapy (IGRT/4DRT) potentially increases the accumulated dose to patients from imaging and verification processes as compared to conventional practice. It is... -
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