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      • KCI등재

        우리나라 노인여성의 골다공증성 척추골절로 인한 경제적 부담 추계

        강혜영,강대룡,장영화,박성은,최원정,문성환,양규현,Kang, Hye-Young,Kang, Dae-Ryong,Jang, Young-Hwa,Park, Sung-Eun,Choi, Won-Jung,Moon, Seong-Hwan,Yang, Kyu-Hyun 대한예방의학회 2008 예방의학회지 Vol.41 No.5

        Objectives : To estimate the economic burden of osteoporotic vertebral fracture (VF) from a societal perspective. Methods : From 2002 to 2004, we identified all National Health Insurance claims records for women ${\geq}50$ years old with a diagnosis of VF. The first 6-months was defined as a "clearance period," such that patients were considered as incident cases if their first claim of fracture was recorded after June 30, 2002. We only included patients with ${\geq}$ one claim of a diagnosis of, or prescription for, osteoporosis over 3 years. For each patient, we cumulated the claims amount for the first visit and for the follow-up treatments for 1 year. The hospital charge data from 4 hospitals were investigated to measure the proportion of the non-covered services. Face-to-face interviews were conducted with 106 patients from the 4 study sites to measure the out-of-pocket spending outside of hospitals. Results : During 2.5 years, 131,453 VF patients were identified. The patients had an average of 3.38 visits, 0.40 admissions and 6.36 inpatient days. The per capita cost was 1,909,690 Won: 71.5% for direct medical costs, 20.6% for direct non-medical costs and 7.9% for indirect costs. The per capita cost increased with increasing age: 1,848,078 Won for those aged 50-64, 2,084,846 Won for 65-74, 2,129,530 Won for 75-84and 2,121,492 Won for those above 84. Conclusions : Exploring the economic burden of osteoporotic VF is expected to motivate to adopt effective treatment options for osteoporosis in order to prevent the incidence of fracture and the consequent costs.

      • KCI등재
      • KCI등재

        피질하 혈관성 치매 환자에서 단광자방출단층촬영과 Statistical Parametric Mapping을 이용한 뇌혈류 흐름의 분석 : Adaptation of Statistical Parametric Mapping

        양동원,김범생,김의녕,손형선,김상윤 대한치매학회 2002 Dementia and Neurocognitive Disorders Vol.1 No.1

        Background: Subcortical vascular dementia(SVaD) is relatively homogeneous subtype of VaD, but the mechanisms of cognitive dysfunction of subcortical VaD are not completely understood yet This study investigated the changes of cerebral blood flow(CBF) in patients with SVaD and the contribution of the white matter hyperintensity(WMHI) and clinical severity to CBF changes. Methods: 99mTc-ethyl cysteinate dimer single photon emission computed tomography(SPECT) was performed to measure the regional CBF and statistical parametric mapping(SPM)99 software was applicated to automated and objective analysis of the SPECT image data Twenty three patients (male 12, female 11) of mild to moderate dementia who met both the criteria of the DSM-IV and probable or possible NINDS-AIREN for VaD and have subcortical white matter changes and lacunar infarction on brain MRI and seventeen normal control subjects (male 7, female 10) were evaluated The severity of the WMHI was measured by semi-quantitative scale method proposed by Mantyla. The seventy of dementia was measured by clinical dementia rating (CDR) scale Results: SPM analysis of SPECT image revealed significantly reduced regional CBF in the right thalamus, left caudatd nucleus, cingulate, bilateral superior temporal, and left ventral subcallosal gyri in SVaD patients when it compared to normal controls (corrected p<0 001). Among four WMHIs, only the WMHI was associated with the small CBF reduction in the left superior temporal gyrus (uncorrected p<0 01) The reduction of CBF according to the severity of dementia was noted in the anterior and posterior association areas (uncorrected p<0 01). Conclusions: our study suggests that cognitive dysfunction of SVaD may be related with CBF reduction in the above mentioned brain areas, which probable are not associated with the severity of periventncular WMHI and dementia.

      • KCI등재

        左則 上두骨 및 頰骨에 發生한 殲維性 骨異形成症의 治驗例

        梁棟奎,朴相俊,金秉民,金基元,金鍾烈 大韓顎顔面成形再建外科學會 1990 Maxillofacial Plastic Reconstructive Surgery Vol.12 No.3

        Fibrous dysplasia is an idiopathic skeletal disorder in which medullary bone is replaced and disturbed by poorly organized, structually unsound fibroosseous tissue, which may produce cortical expansion. When facial bones are involed, considerable esthetic deformity may result. The term monostotic fibrous dysplasia has been applied when one bone is involved : when more than one bone is affected, the term polyostotic used. The polyostotic form may be accomplished by pigmented skin lesion (Jaffe type), or by pigmented skin lesions with endocrine disturbance (Albright syndrome). No general agreement exists on the cause of fibrous dysplasia. A few authors have suggested that fibrous dysplasia arises as a resujlt of trauma. It occurs predominantly in infant, adolescent females and runs a variable clinical course. When several bones are involed, it tends to be unilateral. Involements of alveolar bone may produce displacement of teeth with malocclusion, or loss of teeth, or both. Radiographycally, ti shows an indistinctly delimited osteolytic defect with a bubble - like pattern, but without a sclerotic rim. The preferred treatment is almost always surgery. If the lesion is extensive, surgical intervention with use of recontouring procedures aimed at the correction of esthetic or funtional disturbances is preferred treatment. Now, we present a case of fibrous dysplasia on the left maxilla and the zygoma treated by bony contourign via hemicoronal flap and intraoral approach with good results.

      • KCI등재
      • 제주도 고입선발고사 성적과 수학성적의 상관관계 비교분석

        양성호,고성원 濟州大學校 師範大學 科學敎育硏究所 1998 科學敎育 Vol.15 No.-

        The goal of this study is to find the correlation between the mathematics scores and the total scores of the High-School Entrance Examination in Cheju province. This population will be grouped according to equalized and non-equalized testing areas as well as by sex. Then, the aforementioned comparisons will be made within these subgroups. The study will be a guide for middle school mathematics education and be helpful to the direction guide for the middle school students in Cheju province.

      • 肝吸蟲 感染家兎에 있어서 感染强度, 經過 및 治療에 따른 ELISA抗體價의 變動에 관한 實驗的 硏究

        梁元容,李駿商,林漢鍾 고려대학교 의과대학 1984 고려대 의대 잡지 Vol.21 No.3

        Human clonorchiasis is one of the most common trmatode diseases and of very important pubic health problems in Korea. In the present study, the changing patterns of specific IgG antibody was demonstrated by the enzyme-linked immunosorbent assay(ELISA) in the sera rabbits infected with clonorchis sinensis. The O.D> (optical density) values of the ELISA in the sera were merwured according to intensity and course of infections and tendency of decrease after chemotherapy. The ELISA was performed with veronal buffered saline antigen of clonorchis, peroxidase conjugated antirabbit IgG and ortho- phenylendiamine as a substrate by micro method. In the 3 groups of rabbits infected with 50(A group), 500(B group) or 100×5(C group) metacercariae, the sera were prepared biweekly up to 18th week before chemotherapy, and biweekly up to 24th week after chemotherapy. The results were as follows: 1. O.D. values increased gradually with lapse of time before treatment. The O.D. values indicated firstly 1.000 or more in 8 weeks after infection in A group and 4 weeks after infection in both B and C groups. The O.D. values reached plateau at 10 weeks after infection in A group and 8 weeks after infection in both B and C groups. Regression equations between the O.D. values of the ELISA and period(week) after infection among 2 groups were as fllows, y=0.09x+0.319 in A group y=0.08x+ 0.826 in B group and y=0.08x+0.807 in C group. 2. The O.D. values in A group which had been treated decreased gradually and became preinfection level at 24 weeks after chemotherapy. On the contrary the O.D. values in A group which has not been treated showde plateau. The O.D. values in both B and C groups which had been cured decreased gradually and became preinfection level at 24 weeks after chemotherapy.

      • Craves병 환자에서 백혈구와 갑상선 조직의 HLA-DR β 유전자 부위의 비교

        양인명,우정택,팽정령,서광식,김성운,김영설,김광원,최영길 경희대학교 유전공학연구소 1989 遺傳工學論文集 Vol.1 No.-

        정상 갑상선세포에서는 HLA-DR 항원이 발현되지 않았으나, 그레이브스병 환자의 갑상선세포 표면에는 HLA-DR 항원이 발현됨이 보고되어, 이러한 현상은 이 질환의 자가면역 기전에 중요한 역할을 하고 있을 것으로 생각되고 있다. 한편 최근 DR이나 DQ 유전자의 상부 159kb 이내에는 이들의 발현을 조절하는 유전자가 존재함이 알려져 있고, 이 부위의 구조적인 변화로 인하여 DR DQ 유전자의 발현을 유도하는 여러 가지 핵내 인자들과 interferon-r 와 같은 외부인 자들이 보고되고 있다. 그러나 그레이브스병에서 이들 유전자 부위의 구조적인 변화에 관해서는 아직 보고가 없다. 이에 본 연구자 등은 이러한 가능성 여부를 규명하고자 2명의 전형적인 그레이브스병 환자의 수술 우 얻어낸 갑상선 조직에서 RNA를 분리한 우 DR β유전자를 소식자로 northem blotting을 하여 mRNA의 발현을 관찰하였으며, 말초혈액 백혈구와 갑상선 조직으로부터 분리된 DNA를 EcoRI BamHI. HindⅢ PvuⅡ TaqI, PstI등의 6가지 제한효소로 소화한 후 DR β유전자를 소식자로 하여 RFLP 양상을 비교한 결과, 환자 모두에서 mRNA의 발현이 관찰되었으나, 환자 모두에서 6가지 제한효소에 의한 RFLP 양상이 동일하였다. 이러한 결과는 Graves병 환자의 DR 유전자의 발현에 있어서 이 유전자 부위의 구조적인 변화가 관여할 가능성이 적음을 시사하는 사실이라고 사료되나 향후 더 많은 예와 더 많은 제한효소를 이용한 주시가 필요할 것이다. The requirement for major histocompatibility antigen class Ⅱ molecules in the recognition of antigen by helper T cells suggests that the expression of class Ⅱ antigen may be important in the initiation and prolongation of immunopathology. HLA class Ⅱ antigenes are expressed on the surface of thyrocytes of the patients with graves disease. The increased expression of class Ⅱgene can be induced by trans acting factor such as interferon However the possibility of rearrangement of their regulatory genes has not been explored so far. We studied the mRNA expression in the thyrocytes of 2 patients with Graves' disease and compared the restriction fragment length polymorphism (RFLP) between thyroid and peripheral leukocyte DNA. The prominent expression of mRNA was observed in the thyroid tissues of all the two patients. But we did not find any difference in RFLP pattern in both patients. These results suggest the possibility that the rearrangement of the regulatory gene located in the upstream of DR- β gene can be a role in expression of DR antigen is less likely.

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