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김홍빈,박상원,김남중,최희정,신동현,오명돈,김우호,정흠,최강원 대한감염학회 1998 감염 Vol.30 No.4
배 경 : 거대세포바이러스 감염은 인간면역부전바이러스 (Human Immunodeficiency Virus, HIV) 감염자에서 발생하는 가장 중요한 기회감염증의 하나이다. 특히, 국내에서는 95%이상의 국민이 거대세포바이러스의 1차감염을 경험한 상태이므로 에이즈 환자에서 거대세포바이러스 질환의 빈도가 높을 것으로 예상된다. 대상 및 방법 : 1987년 10월부터 1996년 9월까지 서울대학교 병원에서 추적 관찰하였던 128명의 HIV 감염자를 대상으로 하였다. 이들 환자의 의무 기록에서 임상 자료를 얻었다. 거대세포바이러스 망막염은 안과 전문의의 임상적인 소견으로 진단하였으며, 위장관 등 망막이외 부위의 거대세포마이러스 질환은 조직학적으로 확인된 경우에 한하였다. 결 과 : 대상환자 128명의 추적관찰기간은 중앙값이 6(0∼59)개월 이었으며 7명 (5.4%)에서 거대세포바이러스 질환이 발생하였다. 거대세포바이러스 질환은 망막염이 6예, 식도염이 2예, 대장염이 1예, 폐렴 및 부신감염이 1예, 범발성 감염이 1예였다. 거대세포바이러스 질환의 발생빈도는 CD4+ 림프구 수가 적을수록 높았으며, CD4+ 수가 200/㎣미만인 환자 중 15% (6/33)에서 거대세포바이러스 질환이 확인되었다. 11예 중 9예를 ganciclovir로 치료하였으며 이중 7예에서 호전 또는 진행의 억제가 확인되었다. 추적관찰이 가능한 6예 중 3예 (50%)에서 재발하였다. 결 론 : 국내 에이즈 환자에서 거대세포바이러스 질환은 비교적 흔한 기회감염증이다. Background : Cytomegalovirus (CMV) infection is one of the important opportunistic infections in immunocompromised patients. In Korea, seroprevalence of IgG against CMV is over 95%. Therefore, CMV diseases are expected to be a prevalent opportunistic infection in AIDS patients. in Korea. Methods : We reviewed the medical records of 128 patients with HIV infection who visited the Seoul National University Hospital during the period from Nov. 1987 TO Sep. 1996. All the patients were examined by one ophthalmologist and the diagnosis of CMV retinitis were made by funduscopic findings. Other CMV diseases were diagnosed when histopathologic examinations showed the characteristic cytomegalic cells. Results : Median duratior, of follow-up was 8 months. Eleven CMV diseases were found in 7 patients (5.4%): 6 patients ahd retinitis, 2 esophagitis, 1 colitis, 1 pneumonitis, and one patient developed disseminated infection. Fifteen percent (6/33) of the patients whose CD4+ lymphocyte counts were less than 200/㎣ at baseline developed CMV diseases. Out of the 9 cases treated with ganciclovir, 7 improved or were stabilized. No patient received maintenance treatment and 3 had relapsed. Conclusion : CMV diseases are common opportunistic infections in AIDS patients in Korea.
Threaded Fusion Cage(T.F.C)를 시술받은 척추 전전위증 환자들의 장기추적 결과
김연수,오성훈,백광흠,신형식,김재민,김영수,고용,오석전,김남규,김광명 대한신경외과학회 1996 Journal of Korean neurosurgical society Vol.25 No.9
The goal of operation in spondylolisthesis is improving radiculopathy and relieving lower back pain and preventing further progression of the slip, through decompression of neural elements and fusion of spinal pseudoarthrosis respectively. The author performed the posterior lumbar interbody fusion technique using a Threaded Fusion Cage (T.F.C) for 41 patients as the surgical treatment for mild spondylolisthesis. All patients enrolled in the study were implanted with a T.F.C at a single unstable level. We have investigated the outcome results for at least one year(mean 25.8 months). Of these patients 95% have shown solid fusions. Using the Prolo scale for economic and functional rating, the combined results of excellent, good score is 51%, but clinically symptomatic improvement is 66%. Therefore, posterior lumbar interbody fusion using T.F.C. was useful in treatment of mild degree spondylolisthesis.
간암을 동반한 윌슨병(Wilson`s disease)1 예
김철,김은주,김대중,김홍수,이문호,김선주,박상흠,정일권,남기룡 대한소화기학회 1999 대한소화기학회지 Vol.33 No.3
Wilson's disease is an autosomal inherited disorder of copper metabolism; impaired copper excretion into the bile leads to copper accumulation in liver, brain and other organ. Hepatocellular carcinoma (HCC) has rarely been reported as a sequele of Wilson' s disease. It has been shown experimentally that copper has an inhibitory effect on the factors responsible for HCC development in rats, and the low prevalance of HCC in case with Wilson' s disease may result from hepatic copper deposition which has been postulated to have a protective effect against hepatic oncogenesis. The clinica features of these cases are characterized by relatively advanced age at diagnosis, the presence of cirrhosis and a male predominance. It is suggested that hepatic copper content in the patient with Wilson' s disease who was treated with penicillamine and subsequently developed HCC may be decreased toward a nonprotective range in response to penicillamine therapy. We report the one case of patient with Wilson' s disease combined with HCC.
VRML을 이용한 3차원 전자 카탈로그 저작도구 설계 및 구현
김남규(Nam-Gyu Kim),김대흠(Tae-Hum Kim),김영찬(Young-Chan Kim) 한국정보과학회 2001 한국정보과학회 학술발표논문집 Vol.28 No.1A
인터넷 상거래의 폭발적 증가로 인터넷에서의 전자 카탈로그에 대한 관심이 증폭되고 있다. 그러나 현존하는 사이트는 주로 2차원 서비스만을 제공한다. 따라서 사용자에게 직관적이고 현실에 가까운 정보를 제공하기 위한 3차원 서비스가 요구된다. 이러한 3차원 멀티미디어 컨텐츠 표현 언어로는 VRML이 대표적이나 기존의 VRML 저작도구는 전자 상거래에서 사용되는 전자 카탈로그를 제작하는 기능을 지원하지 않는다. 본 논문에서 구현한 VRML을 이용한 3차원 전자 카탈로그 저작도구는 상품을 나타내는 VRML과 데이터 베이스를 연동하여 사용자에게 직관적이고 현실적인 상품 이미지와 상세한 상품 정보를 제공한다.
Park, Chan Hum,Kim, Dae Hyun,Park, Min Hi,Kim, Mi Kyung,Kim, Nam Deuk,Kim, Cheol Min,Tanaka, Takashi,Yokozawa, Takako,Chung, Hae Young,Moon, Hyung Ryong Institute for Advanced Research in Asian Science a 2014 The American journal of Chinese medicine Vol.42 No.4
<P>This study examined whether Kangen-karyu and its crude drug, Salviae Miltiorrhizae Radix, have a reno-protective effect on the age-related oxidative stress and inflammatory response through the phosphoinositide 3-kinase (PI3K)/Akt or mitogen-activated protein kinase (MAPK) pathways in aged rats. Kangen-karyu or Salviae Miltiorrhizae Radix (20 mg/kg body weight/day) was administered orally to old groups of rats for 16 days, and their effects were compared with the vehicle-treated old and young rats. The administration of Kangen-karyu caused a slight decrease in the serum glucose level and a significant decrease in the serum insulin level in the old rats. The increased levels of serum renal functional parameter (urea-nitrogen) and oxidative parameter were significantly reduced by both Kangen-karyu and Salviae Miltiorrhizae Radix. The old rats exhibited a dysregulation of the protein expression related to insulin resistance, oxidative stress, and inflammation in the kidneys, but Kangen-karyu administration significantly reduced the expression of the inflammatory proteins through the PI3K/Akt pathway. On the other hand, the Salviae Miltiorrhizae Radix-treated old rats showed a decrease in the inflammatory cytokines through the MAPK pathway. These results provide important evidence that Kangen-karyu and Salviae Miltiorrhizae Radix have a pleiotropic effect on the PI3K/Akt and MAPK pathways, showing renoprotective effects against the development of inflammation in old rats. This study provides scientific evidence that Kangen-karyu and Salviae Miltiorrhizae Radix improve the inflammatory responses via the PI3K/Akt or MAPK pathways in the kidney of old rats.</P>