KMID : 1151820130070010017
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Journal of the Korean Society of Radiology 2013 Volume.7 No. 1 p.17 ~ p.24
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A Study on the Patient Exposure Doses from the Panoramic Radiography using Dentistry
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Park Il-Woo
Jeung Won-Kyo Hwang Hyung-Suk Lim Sung-Hwan Lee Dae-Nam Im In-Chul Lee Jae-Seung Park Hyong-Hu Kwak Byung-Joon Yu Yun-Sik
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Abstract
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This study estimate radiation biological danger factor by measuring patient's exposed dose and propose the low way of patient's exposed dose in panoramic radiography. We seek correcting constant of OSL dosimeter for minimize the error of exposed dose's measurement and measure the Left, Right crystalline lens, thyroid, directly included upper, lower lips, the maxillary bone and the center of photographing that indirect included in panoramic radiography by using the human body model standard phantom advised in ICRP. In result, the center of photographing's level of radiation maximum value is 413.67¡¾6.53 ¥ìGy and each upper, lower lips is 217.80¡¾2.98 ¥ìGy, 215.33¡¾2.61 ¥ìGy. Also in panoramic radiography, indirect included Left, Right crystalline lens's level of radiation are 30.73¡¾2.34 ¥ìGy, 31.87¡¾2.50 ¥ìGy, and thyroid's level of measured exposed dose can cause effect of radiation biological and we need justifiable analysis about radiation defense rule and substantiation advised international organization for the low way of patient's exposed dose in panoramic radiography of dental clinic and we judge need the additional study about radiation defense organization for protect the systematize protocol's finance and around internal organs for minimize until accepted by many people that is technological, economical and social fact by using panoramic measurement.
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KEYWORD
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Standard panoramic photography, Radiation reduction strategies, System of radiation protection, Diagnostic reference level (DRL)
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