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정병권(Byung-Kwon Jung),마진석,김강호(Kang-Ho Kim),한우종(Woo-Jong Han) 대한전자공학회 2020 대한전자공학회 학술대회 Vol.2020 No.11
A few years ago, there was a lack of ways to purchase the Arm Server, but over the past two or three years, many vendors have entered the market, making it easy to purchase ARM servers. All of the launched ARM servers are high-performance and relatively inexpensive. By accepting smartphones and tablets due to rapid changes in computing paradigms, Intel, AMD, and VIA were not able to handle the changes in x86 chips. Over the past decade, especially the past five years, ARM processors have come to dominate the smartphone and tablet environments, and have also begun to penetrate the server market. In this paper, the role of ARM now emerged as the next-generation processor with potential, to address the characteristics of ARM processors and the technological trends of products.
Terlipressin 투여 후 발생한 말초 허혈 합병증 1예
이종섭 ( Jong Sup Lee ),이홍식 ( Hong Sik Lee ),정성우 ( Sung Woo Jung ),한우식 ( Woo Sik Han ),김민정 ( Min Jeong Kim ),이상우 ( Sang Woo Lee ),최재현 ( Jai Hyun Choi ),김창덕 ( Chang Duck Kim ),류호상 ( Ho Sang Ryu ),현진해 ( Ji 대한소화기학회 2006 대한소화기학회지 Vol.47 No.6
Hepatorenal syndrome is a severe complication of cirrhosis, Leading to death in more than 90% of cases in the absence of Liver transplantation. Several treatments have been attempted as a bridge to Liver transplantation. Among such treatments, terlipressin is a nonselective V1 vasopressin agonist. When comparing with ornipressin, it is known to have a similar vasoconstricting potency, but much Less ischemic complication. We report a case of gangrene on toes and necrosis on the infusion site of Left hand which developed after the use of terlipressin due to hepatorenal syndrome in a 41-year-old-man with Liver cirrhosis. Ischemic complication of terlipressin is rare and there has been no case report in Korea. Although it is rare, we must pay attention to the peripheral ischemic complication of terlipressin. (Korean J Gastroenterol 2006;47:454-457)
1차 제균치료에 실패한 Helicobacter pylori 양성인 환자에서 OBMT 사제요법의 2주 치료 효과
박성철 ( Sung Chul Park ),전훈재 ( Hoon Jai Chun ),정성우 ( Sung Woo Jung ),금보라 ( Bo Ra Keum ),한우식 ( Woo Sik Han ),정록선 ( Rok Son Choung ),김용식 ( Yong Sik Kim ),진윤태 ( Yoon Tae Jeen ),이홍식 ( Hong Sik Lee ),엄순호 ( S 대한소화기학회 2004 대한소화기학회지 Vol.44 No.3
Background/Aims: As a second-line treatment for H. pylori eradication in the case of first-line OAC (omeprazole, amoxicillin, clarithromycin) treatment failure, a minimum of one-week OBMT quadruple therapy composed of omeprazole, bismuth, metronidazole, t
간경변 환자에서 CTP, MELD, MELD-Na 점수의 단기 사망률 예측에 대한 비교 분석
김세윤 ( Se Yune Kim ),임형준 ( Hyung Joon Yim ),이준영 ( June Young Lee ),이범재 ( Beom Jae Lee ),김동일 ( Dong Il Kim ),정성우 ( Sung Woo Jung ),한우식 ( Woo Sik Han ),이종섭 ( Jong Sup Lee ),구자설 ( Ja Seol Koo ),서연석 ( Yeon 대한소화기학회 2007 대한소화기학회지 Vol.50 No.2
목적: MELD (model for end-stage liver disease)는 간이식 대상자의 우선 순위를 정하는 기준으로 상용되며, 말기 간질환 환자의 예후 판정에 유용한 지표이다. 최근 MELD 점수에 혈중 나트륨(Na) 수준을 반영한 MELD-Na이 MELD보이 단기 사망률을 예측하는 데 보다 유용할 것이라는 의견이 제시되었다. 그러나 아직 국내 환자를 대상으로 한 MELD-Na의 유용성 평가 자료는 없다. 따라서 이번 연구에 서는 간경변 환자들을 대상으로 Child-Turcotte-Pugh (CTP), MELD, MELD-Na 세 가지 점수의 사망률 예측에 대해 비교 분석하여 MELD-Na이 타 지표보다 단기 사망을 예측하는데 보다 유용한 것인가를 판정하고자 하였다. 대상 및 방법: 1996년 1월부터 2006년 9월까지 고려대학교 안산병원 소화기내과에 입원하였던 355명의 간경변증 환자를 대상으로 후향 분석하였다. 간암, 만성 신부전, 중증 심폐질환자, 악성 종양이 있는 경우는 제외하였다. 입원 당시 각 점수에 따른 누적 생존율은 Kaplan-Meier 생존함수를 이용하여 구하였고 log rank test로 생존기간의 차이를 검증하였다. 또한 AUC를 이용해 3개월, 그리고 1년 사망률에 대한 위의 세가지 점수의 예측능을 비교 분석하였다. 결과: 세 가지 지표 모두가 점수에 따른 누적 생존율의 차이가 유의하였다(p<0.001). 3개월 단기 사망을 예측하는 데 있어 각 지표의 AUC는 CTP 0.828, MELD 0.845, MELD-Na 0.862 (p>0.05)이었으며 1년 내 사망에 대한 각 지표의 AUC는 각각 0.792, 0.800, 0.831(p>0.05)로 유의성은 없었으나 MELD-Na이 가장 높은 경향을 보였다. 다변량 분석에서는 세 가지 지표 중 MELD-Na만이 3개월 사망과 유의한 관련성이 있었다. 결론: 국내 간경변 환자를 대상으로 분석한 세 가지 예후 평가 점수 체계 중 MELD-Na은 우수한 단기 사망 예측능을 보였다. 아직 좀 더 많은 환자를 대상으로 한 대규모의 연구가 필요할 것으로 생각하나 만성 간질환 환자에서 단기 사망과 예후에 대한 지표로서 MELD-Na을 우선적으로 사용할 것을 고려해 볼 수 있다. Background/Aims: MELD-Na (model for end-stage liver disease with incorporation of serum sodium) was suggested to provide better survival prediction than MELD alone for patients with end stage liver disease. However, there is no data verifying the usefulness of MELD-Na for predicting short term mortality of cirrhotic patients in Korea. This study was aimed to determine whether MELD-Na would be more accurate in predicting short term mortality than other scoring systems such as Child-Turcotte-Pugh (CTP) or MELD. Methods: Data from 355 patients admitted due to liver cirrhosis were retrospectively reviewed. The cumulative survival rates were obtained. Prediction of mortality rate for three months and one year were analyzed using the area under the receiver`s operating characteristics curve (AUC). Results: One hundred patients (28%) died during the study period. All of the three systems showed significant differences in the cumulative survival rate according to the scores on admission (p<0.001). The AUC of CTP, MELD, and MELD-Na in predicting three-months mortality were 0.828, 0.845, and 0.862 (p>0.05), and the AUC of each score system for death within one year were 0.792, 0.800, and 0.831, respectively (p>0.05). The AUC of MELD-Na in predicting short term death were the highest, although it was not statistically significant. Multivariate analysis showed that only MELD-Na was significantly related to three-month mortality (p=0.012). Conclusions: MELD-Na is more appropriate in predicting short term mortality, but larger scale studies are needed to confirm the superiority of MELD-Na to MELD and CTP in patients with liver cirrhosis. (Korean J Gastroenterol 2007;50:92-100)
이해혁(Hae Hyeog Lee),이정재(Jeong Jae Lee),남계현(Kae Hyun Nam),이임순(Im Soon Lee),이권해(Kwon Hae Lee),이효환(Hyo Hwan Lee),이석민(Seok Min Lee),정갑인(Kab In Jung),정한우(Han Woo Jung),신정옥(Jeong Ok Shin),구도형(Do Hyoung Koo) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.2
Objective: To evaluate the frequency and obstetric consequences of women with uterine anomalies and correlation between obstetric consequence and congenital uterine anomalies. Materials and Methods: A retrospective study was made on 65 patients with uterine anomalies in order to evaluate the obstetric consequence at department of obstetrics and gynecology, Soonchunhyang University Hospital from January 1994 to June 1997. The diagnosis of uterine anomalies was made with hysterosalpingogram or ultrasonogram, or at the time of cesarean section. The uterine anomalies were classified according to the classification of Buttram and Gibbons and compared the pregnancy outcome for each classification. The obstetric consequences were divided into preterm delivery, premature rupture of membranes, intrauterine growth restriction, and abnormal presentation of fetus. Statistical analysis was carried out using chi-square test, the significance was defined as P < 0.05. Results: 1. The incidence of uterine anomalies accounted for 1.04% (65/6,250 deliveries). 2. The most common uterine anomalies were class III (Uterine didelphys, 47.7%). 3. We noted preterm birth rate (16.9%), premature rupture of membranes rate (20%), intrauterine growth restriction rate (9.2%) in 65 patients. 4. The rate of breech presentation was 41.5% and the mean birth weight was 2,747 gram. 5. When uterine anormalies were present, the incidence of obstetric consequences was significantly increased. Conclusion: We concluded that congenital uterine anomalies were closely related to obstetric consequences, such as preterm, breech presentation, intrauterine growth retardation.