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상하악 전치부 심한 변색과 마모를 보이는 쉐그렌 증후군 환자에서 twin-stage법을 이용한 수복증례
이선기,양홍서,박상원,임현필,윤귀덕,Lee, Seon-Ki,Yang, Hong-So,Park, Sang-Won,Lim, Hyun-Pil,Yun, Kwi-Dug 대한치과보철학회 2016 대한치과보철학회지 Vol.54 No.3
쉐그렌 증후군($Sj{\ddot{o}}gren^{\prime}s$ syndrome)을 가진 환자들은 구강건조증으로 인하여 치질이 연화되어 마모와 변색을 가지는 경우가 빈번하다. 전치부가 심하게 마모된 경우 전방유도의 상실 및 교합의 부조화, 보철수복을 위한 공간의 부족 등의 문제가 발생할 수 있는데, twin-stage method를 이용하여 수복시 전방유도와 측방유도를 통해 구치부 이개량을 확보하여 중심위와 편심위에서 모두 이상적인 교합을 형성할 수 있다. 본 증례는 쉐그렌 증후군으로 인하여 상, 하악 전치부의 심한 변색과 마모를 가진 환자에게 twin-stage method를 이용하여, 수복하였기에 보고하는 바이다. Patients with $Sj{\ddot{o}}gren^{\prime}s$ syndrome usually suffer from teeth discoloration and attrition due to xerostomia. If the anterior teeth are badly worn, problems such as loss of anterior guidance, occlusal disharmony, and limited space for restoration may occur. However, ideal occlusion is obtained in both centric and eccentric relation by regaining the disocclusion of the posterior teeth through the anterior and lateral guidance using twin-stage method. In this case, rehabilitation was performed for a $Sj{\ddot{o}}gren^{\prime}s$ syndrome patient with maxillary and mandibular incisor's severe attrition and teeth discoloration by using twin-stage method.
pT2 담낭암 환자의 임상양상 및 장기생존에 영향을 미치는 예후인자
강신용(Shin Yong Kang),이선기(Seon Ki Lee),김종렬(Jong Yeol Kim),황윤진(Yoon Jin Hwang),김동선(Dong Sun Kim),김성희(Sung Hee Kim),김상걸(Sang Geol Kim),윤영국(Young Guk Yeun) 한국간담췌외과학회 2008 한국간담췌외과학회지 Vol.12 No.3
Purpose: The prognosis of gallbladder carcinoma is unfavorable, and the depth of invasion, the T-factor, is the most important prognostic factor. T2 tumors are not easily diagnosed preoperatively, and they have unpredictable behavior. In this study, we reviewed the clinicopathologic features of pT2 gallbladder carcinoma and identified prognostic factors. Methods: We enrolled 64 pT2 gallbladder carcinoma patients who underwent surgery in Kyungpook National University Hospital between January 1992 and July 2006. The clinicopathologic features were retrospectively reviewed, and univariate and multivariate analyses were performed using the Kaplan-Meyer method and Cox regression hazard model to identify factors influencing long-term survival. Results: Twenty-one patients (32.8%) were asymptomatic, with seven tumors (10.9%) found incidentally. The gallbladder body was the most commonly involved site (45.3%, 29/64). Although CA19-9 was not sensitive, it was helpful for predicting recurrence. The 5-year diseasespecific survival rate in R0 resection was 75.9%, whereas no patients in the R1 or R2 resection groups survived more than 18 months.횼one of the clinicopathologic factors was prognostic. The unfavorable prognostic effect associated with lymph node involvement highlights the importance of complete lymph node dissection. Partial liver resection favorably affected survival, but not to a statistically significant degree. Conclusion: Absence of symptoms and specific imaging findings in patients with considerable pT2 gallbladder carcinoma warrants high disease suspicion, and every effort should be taken to achieve R0 resection with extensive lymph node dissection, since it may improve long-term survival in pT2 carcinoma patients.
Microwave radiometer를 이용한 안동지역의 수액량 및 증우가능량 추정
정관영 ( Kwan Young Chung ),김효경 ( Hyo Kyung Kim ),이선기 ( Seon Ki Lee ),정영선 ( Young Sun Jung ) 大韓遠隔探査學會 1998 大韓遠隔探査學會誌 Vol.14 No.2
구름 속의 수액량 분포와 인공강우에 의한 잠재적 증우 가능성을 조사하기 위해 1997년 3월부터 1998년 2월까지 이중채널 마이크로웨이브 레디오메타를 사용하여 안동 지방에서 관측을 실시하였다. 안동 지방의 수액량은 대부분의 시간대에서 0.1mm 이하로 매우 작은 값을 보였다. 계절적 특성을 살펴보면 여름철에 수액량이 가장 풍부하였으며, 봄, 가을, 겨울 순이었다. 수액량의 일변화 양상은 여름철을 제외한 계절에서 12시부터 17시까지 비교적 높은 수액량을 보였으며, 강수량이 많은 여름철에는 수액량의 시간 변동이 심한 것으로 조사되었다. 풍향에 따른 수액량의 분포는 소백산맥을 넘어오는 기류인 서풍과 남서풍 계열의 바람에서 수액이 풍부하게 존재하는 것으로 조사되었다. 수평 수액량 플럭스와 연직 강수량의 비인 잠재적 증우 가능량(Pen)은 대부분 0.5 이하였으며, 계절적으로는 봄철에 0.5, 여름과 가을철에 0.2, 그리고 겨울철에 0.1 이었다. 결과적으로 안동지역에서 인공강우에 의한 최대 증우 가능성은 봄철 서풍계열의 바람에서 높은 것으로 조사되었다. The observation of liquid water content(LWC) and the estimation of precipitation enhancement by cloud seeding were made over the Andong in Korea from March 1997 through Feb 1998. A dual-channel microwave radiometer was used to measure the liquid water content and water vapor. It was shown that the 90% of observational period had the amount of less than 0.1 mm in LWC, and that the amount of precipitation was proportionally increased to liquid water content. The amount of LWC has maximum in summer and minimum in winter. The content of liquid cloud water was showed higher value from the time of 12 to the time of 17 except for summer season in which it extremely fluctuated with a large precipitation. The majority of liquid water content over the area occurred with westerly and southwesterly wind which were flowed from the Sobaek mountain. The ratio of horizontal LWC flux and vertical precipitation flux, P(en) is almost ranked in the interval of 0.0~0.5 with maximum of 0.5 in spring, 0.2 in summer and fall, and 0.1 in winter. Accordingly, it is estimated that the potential enhancement of precipitation over Andong area by cloud seeding has high value in spring with westerly wind.