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정보경 ( Bo-kyung Jung ),박원희 ( Woon-hee Park ),김동규 ( Dong-gyu Kim ),최은정 ( Eun-jung Choi ),김연천 ( Yeon-cheon Kim ),황인숙 ( In-sook Hwang ),채영주 ( Young-zoo Chae ) 대한화장품학회 2012 대한화장품학회지 Vol.38 No.1
포름알데히드는 그 자체가 보존제로 또는 다른 보존제로부터 유리된 형태로 화장품에 일반적으로 존재한다. 포름알데히드는 낮은 농도로도 민감한 피부 반응을 일으킬 수 있으므로 화장품에서 그 사용을 규제하고 있다. 본 연구에서는 팩 및 마스크와 같은 화장품 114 품목을 시중에서 구입하여 포름알데히드의 함량을 분석하였다. 검사 품목의 36 %에서 0.3 ~ 9.7 μg/mL (ppm) 수준의 포름알데히드가 검출되었다. 포름알데히드 유리 보존제를 함유한다고 표시되어 있는 12개 제품의 포름알데히드 함량을 조사하였다. Imidazolidinyl urea를 사용한 화장품 10품목과 1,3-Dimethylol-5,5-dimethylhydantoin (DMDM hyantoin)을 사용한 화장품 2품목에서 평균 1.7 μg/mL (ppm)의 포름알데히드가 검출 되었다. 식품의약품안전청 고시 최대 허용 포름알데히드 농도 0.2 % (2,000 ppm)을 고려할 때, 이번 조사에서 분석한 화장품에서는 비교적 낮은 수준의 포름알데히드 함량을 보였다. Formaldehyde is commonly present in cosmetic products as an ingredient intended to preserve cosmetic raw materials or as a liberated product from other formaldehyde-releasing preservatives. Since even low level of formaldehyde can elicit a dermatological reactions in sensitized individuals, there has been a tendency to restrict and regulate the use of formaldehyde in cosmetic products. In this study, we determined formaldehyde content in 114 commercial cosmetic products such as packs and masks. Formaldehyde was detected at the level ranging from 0.3 to 9.7 μg/mL (ppm) in 36 % of the tested cosmetic products. We investigated formaldehyde content of twelve products specifying to contain formaldehyde-releasing preservatives on their labels. In eleven of ten imidazolidinyl urea-containing and two 1,3-Dimethylol-5,5-dimethylhydantoin (DMDM hyantoin)-containing products, average of 1.7 μg/mL (ppm) formaldehyde level was detected. The formaldehyde levels detected in our tested products are low when compared with the maximum authorised concentration 0.2 % (2000 ppm) of formaldehyde in cosmetics according to the Korean Food and Drug Administration notice.
스테로이드 치료로 호전을 보인 폐동맥 고혈압을 유발한 특발성 섬유화성 종격동염
정보용 ( Bo Yong Jung ),어성준 ( Sung Jun Eo ),박은서 ( Eun Seo Park ),김영통 ( Young Tong Kim ),최재성 ( Jae Sung Cho ),오미혜 ( Mi Hye Oh ),서기현 ( Gi Hyun Seo ),나주옥 ( Joo Ock Na ),이상도 ( Sang Do Lee ),어수택 ( Soo Taek Uh 대한결핵 및 호흡기학회 2006 Tuberculosis and Respiratory Diseases Vol.61 No.1
Idiopathic fibrosing mediastinitis is, an uncommon cause of pulmonary hypertension this is characterized by excessive fibrosis of the mediastinum with an unknown etiology. Steroid therapy has been suggested for individuals with progressive symptoms, bu there is littlet data demonstrating the efficacy of such therapy are lacking. We present a case of pulmonary hypertension secondary to a compression of a main pulmonary artery by fibrosing mediastinitis which was confirmed by a biopsy with a thoracotomy. The chest CT scan and 2D echocardiography performed before and after a trial of steroid therapy demonstrated improvement after steroid therapy. (Tuberc Respir Dis 2006; 61: 74-79)
Pipkin 분류 I형 대퇴골두 전위 골절에 대한 관절 경하 골절편 절제술: 증례 보고
김채근 ( Che Keun Kim ),정우철 ( Woo Chull Chung ),송지훈 ( Ji Hun Song ),박진영 ( Jin Young Park ),정보현 ( Bo Hyun Jung ) 대한고관절학회 2014 Hip and Pelvis Vol.26 No.1
고관절 탈구와 동반되는 대퇴골두의 골절은 Pipkin의 분류에 따라 다양한 치료방법이 시행되고 있다. 이 중 I형 골절은 전위가 적은 경우에는 보존적 치료를 시행하지만 전위가 있거나 동심원적 정복에 방해를 주는 경우에는 수술적 치료로 관혈적으로 골절편을 제거하거나 정복 후 고정하는 방법이 일반적인 치료 방법이다. 이 증례에서는 Pipkin 분류 I형의 전위된 골절이 발생한 62세 남자 환자에게 관절경적 절제술을 시행하였고, 수술 전 영상학적 검사에서 확인이 어려웠던 작은 골편을 추가로 제거하여 만족할 만한 결과를 얻어 이를 문헌 고찰과 함께 보고하고자 한다. There has been a variety of options for treatment of femoral head fracture with hip dislocation according to the Pipkin classification. Pipkin type I fractures with minimal displacement have been treated conservatively. However, in cases where the fracture was displaced or reduced incongruently, it has been treated by open fragment excision or fixation after reduction. In our case, the patient was a 62-year-old man who sustained a displaced fracture of Pipkin type I. We achieved a satisfactory outcome by arthroscopic excision of a displaced bony fragment and small bony fragments that could not be confirmed by pre-operative imaging study. Therefore, we report on the case with a review of the literature.
정보용 ( Bo Yong Jung ),김도환 ( Do Hwan Kim ),박은서 ( Eun Seo Park ),한승효 ( Seung Hoe Han ),김영통 ( Young Tong Kim ),오미혜 ( Mi Hye Oh ),이석열 ( Seok Yul Lee ),최재성 ( Jae Sung Choi ),나주옥 ( Joo Ock Na ),서기현 ( Ki Hyun 대한결핵 및 호흡기학회 2006 Tuberculosis and Respiratory Diseases Vol.60 No.6
Both bronchial leiomyoma and pulmonary sequestration are rare conditions, and to the best of our knowledge there are no reports of the two conditions coexisting. We report a female patient with bronchial leiomyoma with acquired pulmonary sequestration who presented with dyspnea, cough and purulent sputum. The patient had been treated for pneumonia at a local medical clinic. but was transferred to our clinic beacausr there was no clinical improvement. A 3-D computed tomography scan revealed a 1.5㎝ sized mass near the distal portion of the left main bronchus and an anomalous artery arising from the aorta. The patient showed clinical improvement after a left lower lobectomy and a ligation of the anomalous artery. (Tuberc Respir Dis 2006; 60: 678-683)
김태호(Kim Tae Ho),유상렬(You Sang Ryeul),김순경(Kim Soon Kyung),박정보(Park jung bo),전언찬(Jeon Eon Chan) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.10
As the design of product become one of the important factor when a purchaser makes a decision, the design of product has been changed from straight line to curve. It is required to apply more complex numerical formula and a minute design. Reverse Engineering can solve problems on the curved surface design. Nowadays, it has been proceeding to study about applying reverse engineering for press mould products. It, however, is limited for inspections for a finial step for the product. The reasons of them cannot be explained whereas errors for press products can be explained by doing this. In order to solve it, by applying drawing, trimming, restriking, punching process for the fifty thousandth
이선재(Lee Sun-Jae),강경희(Kang Kyeong-Hee),김청아(Kim Choung-Ah),황정보(Hwang Jung -Bo) 한국직업재활학회 2006 職業再活硏究 Vol.16 No.2
수행분석은 전환교육 사정에 적용된 전략 중 하나이다. 이 연구는 정신지체학생에게 수행분석을 적용해서 발생하는 의의와 문제를 기초로 전환교육계획을 수립하는데 도움을 주고자 한다. 선정된 사례는 ○○기계 공업고등학교의 15.5세 학생이며, Robinson & Robinson(l995)의 모델을 사용하여 분석하였다. 사례분석에 사용된 도구는 표준화된 검사(WISC-Ⅲ, 사회성숙도검사)와 비표준화된 검사 (문서분석, 면담, 설문지)였다. 전환사정은 개별화전환계획의 가장 기본적이며 필수적인 요소이다. 연구 결과는 부모와 교사가 제시한 학생의 현재 수행 수준과 중요성에 대한 요구를 실제 수행 문제로 분석하여 제시하였다. 3×3 훈련요구행렬은 개별화 전환계획을 수립하는데 훈련되어져야 할 활동 내용들을 구체화 해준다. 수행관계성 지도는 학생들에게 실제적 수행 문제에 대한 해결책을 제시해주며, 해결책은 학생의 입장에서 교육환경에 활용하고 적용될 수 있어야 한다. Performance analysis is one of the strategies adopted in transition education assessment. The article is to implement transition education planning to identify the problems and meanings by applying the theory of the performance analysis to an mental retardation. The case selected was a student of the mechanical technical high school in Kwangju City. The case was analyzed using the model of Robinson & Robinson(1995). The tools used for case analysis were Standardized Tests(WISC-Ⅲ, Basic Learning Skills Test, Vineland Social Maturity Scale) and non-Standardized Tests(document analysis, interviews, survey). Transition assessment is the most basic and essential parts of an Individualized Transition Plan(ITP). The results indicated that current performance levels and importance of needs suggested by parent and teacher imply analysis of actual performance problems. Three-by-Three Training Needs Matrix concreted actual contents to be trained to implement Individualized Transition Plan(ITP). The performance relationship map gave solution on actual performance problems to a student. The solution should be workable and affordable in the educational environment from the view point of student.