• Title/Summary/Keyword: 흡인영역

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Application of Texture Features algorithm using Computer Aided Diagnosis of Papillary Thyroid Cancer in the Ultrasonography (초음파영상에서 갑상선 결절의 컴퓨터자동진단을 위한 Texture Features 알고리즘 응용)

  • Ko, Seong-Jin;Lee, Jin-Soo;Ye, Soo-Young;Kim, Changsoo
    • The Journal of the Korea Contents Association
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    • v.13 no.5
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    • pp.303-310
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    • 2013
  • Thyroid nodular disease is the most frequently appeared in thyroid disease. Thyroid ultrasonography offers location of nodules, size, the number, information of internal echo characteristic. Thus, it makes possible to sort high-risk nodule containing high possibility about thyroid cancer and to induct precisely when take a Fine Needle Biopsy Aspiration. On thyroid nodule, the case which is diagnosed as malignant is less than 5% but screening test is very important on ultrasound and also must be reduced unnecessary procedure. Therefore, in this study an approach for describing a region is to quantity its texture content. We applied TFA algorithm on case which has been pathologically diagnosed as papillary thyroid cancer. we obtained experiment image which set the ROI on ultrasound and cut the $50{\times}50$ pixel size, histogram equalization. Consequently, Disease recognition detection efficiency of GLavg, SKEW, UN, ENT parameter were high as 91~100%. It is suggestion about possibility on CAD which distinguishes thyroid nodule. In addition, it will be helpful to differential diagnosis of thyroid nodule. If the study on additional parameter algorithm is continuously progressed from now on, it is able to arrange practical base on CAD and it is possible to apply various disease in the thyroid US.

Analysis of current nursing homes in Korea and to assess the role and prospect of dentists in comparison to Japanese long term care insurance system (한국노인요양시설 구강 위생 현황과 일본 노인요양보험법 비교를 통한 치과의사의 역할과 전망)

  • Shin, Ri-Hye;Bae, Hanna Eun-Kyong;Choi, Sung-Ho;Park, In-Im; Ohyama, Takashi;Chung, Moon-Kyu
    • The Journal of Korean Academy of Prosthodontics
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    • v.46 no.1
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    • pp.83-91
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    • 2008
  • Statement of problem: The introduction of "The Long-term Care Insurance System" (a public nursing care insurance scheme) is scheduled from July in 2008. Lately, the importance of oral health care had increased. Introduction and establishment of the methodology (nursing care procedure) based on professional dental knowledge is inevitable. Purpose: The purpose of this study was to rouse recognition of the importance of dental care in the long term elderly care in nursing homes, with implementation of the new insurance law. Material and methods: Visited two institutions for the elderly, Yudang Village and Sungjiwon located in Suwon city to investigate the present conditions in terms of (1) the detailsof the institution, (2) the activities concerning with dental care in the institution, and (3) the consciousness and recognition regarding dental care of the staffs. Results: In two institutions, under the present conditions, oral cleaning (including the cleaning of denture) for residents was operated with no professional advices and limited professional dental care. It was found that there was very little awareness of aspiration pneumonia. The members of staff however, did recognizethe necessity of professional maintenance and management of oral care in daily nursing care, and that many residents hold dental problems. They were very eager in introducing the methodology (nursing care procedure) in dental care in nursing homes.