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이종선 ( Joung Sun Lee ),윤숙정 ( Sook Jung Yun ),이지범 ( Jee Bum Lee ),김성진 ( Seong Jin Kim ),이승철 ( Seung Chul Lee ),원영호 ( Young Ho Won ) 대한피부과학회 2008 대한피부과학회지 Vol.46 No.5
Primary cutaneous mucinous carcinoma is a rare epithelial neoplasm occurring mostly in middle aged people. It arises on the head, favoring the scalp and face with preference on the eyelids, and generally follows indolent course with frequent local recurrence. We report a rare case of mucinous carcinoma which developed on the chest of a 60-year-old man. He was treated with total excision and full-thickness skin graft. This is the first such case to be reported in Korean dermatologic literature. (Korean J Dermatol 2008;46(5):660∼664)
이종선(Joung-Sun Lee),김시격(Si-Kyeok Kim),김도훈(Do-Hoon Kim),정재동(Jae-Dong Jung) 한국철도학회 2005 한국철도학회논문집 Vol.8 No.1
Numerical methods to estimate behaviors of jointed rock mass can be roughly divided into two methods : continuous and discontinuous model. Generally, distinct element method(DEM) is applied in discontinuous model, and finite element method(FEM) or finite difference method(FDM) is utilized in continuum model. To predict a behavior of discontinuous model by DEM, it is essential to understand characteristics of joints developed in rock mass through field tests. However, results of field tests can not provide full information about rock mass because field tests are conducted in limited area. In this paper, discontinuous analysis by UDEC and continuous analysis by FLAC are utilized to estimate a behavior of a tunnel in jointed rock mass. For including discontinuous analysis in continuous analysis, joints in rock mass is considered by reducing rock mass properties obtained by RMR and decreasing shear strength of rock mass. By comparing and revising two analysis results, analysis results similar with practical behavior of a tunnel can be induced and appropriate support system is decided.
완전 절제로 치료된 다리의 원발성 피부 미만성 대세포 B형 림프종
이종선 ( Joung Sun Lee ),윤숙정 ( Sook Jung Yun ),이지범 ( Jee Bum Lee ),김성진 ( Seong Jin Kim ),이승철 ( Seung Chul Lee ),원영호 ( Young Ho Won ) 대한피부과학회 2006 대한피부과학회지 Vol.44 No.10
Primary cutaneous diffuse large B-cell lymphoma of the leg is characterized by a diffuse non-epidermotropic infiltrate predominantly made up of large non-cleaved B-cells, with variable proportions of centroblast-and immuno-blast-like cells. We report a case of a 90-year-old female, who presented with a solitary erythematous nodule and ulceration on the lower leg. Physical examination and staging work-up revealed no evidence of systemic involvement. After total excision and a split-thickness skin graft, the skin lesion was almost cleared. Furthermore, no other skin lesion was observed during a 1 year of follow up period. (Korean J Dermatol 2006;44(10):1246~1249)
이종선 ( Joung Sun Lee ),윤숙정 ( Sook Jung Yun ),김성진 ( Seong Jin Kim ),원영호 ( Young Ho Won ),이승철 ( Seung Chul Lee ),이지범 ( Jee Bum Lee ) 대한피부과학회 2008 대한피부과학회지 Vol.46 No.2
Background: Autoimmune bullous diseases (ABDs) are a rare significant group of dermatoses that pose great challenges to the dermatologist. So far, few epidemiological surveys for the whole spectrum of ABDs have been completed in Korea, though many epidemiological survey have focused on single ABDs. Objective: The aim of this study was to evaluate the incidence and clinical findings of patients in the Chonnam Province of Korea with ABDs over a 5 year period. Methods: A retrospective analysis was conducted on 52 ABDs patients from 2002 to 2006. ABDs were diagnosed chiefly by histopathologic findings, immunofluoresence (IF), and immunoblotting with epidermal and dermal human foreskin extract. For the exact diagnosis of ABDs, several additional diagnostic methods such as indirect IF with salt-split normal skin, immunoblotting (IB) with normal keratinocyte cells, enzyme-linked immunosorbent assay (ELISA) with recombinant proteins, immunoprecipitaion (IP) were also performed. Results: Out of 52 patients diagnosed with ABDs during the study period, pemphigus vulgaris was observed to be the commonest ABD (38.5%) followed by bullous pemphigoid (29.8%), pemphigus foliaceus (17.8%), epidermolysis bullosa acquisita (5.8%), paraneoplastic pemphigus, pemphigoid gestationis (3.8%), and linear IgA bullous dermatoses (1.9%). Conclusion: This study showed the incidence of the ABDs in Chonnam-Gwangju province area were very low (52 cases over 5 years) and was stationary over this period. Pemphigus vulgaris and bullous pemphigoid were common diseases among many ABDs. The incidence of ABDs in Korea as a whole needs to be investigated. (Korean J Dermatol 2008;46(2):189∼195)
아토피피부염 환자에서 Cyclosporin의 치료 효과
이종선 ( Joung Sun Lee ),윤숙정 ( Sook Jung Yun ),이지범 ( Jee Bum Lee ),김성진 ( Seong Jin Kim ),원영호 ( Young Ho Won ),이승철 ( Seung Chul Lee ) 대한피부과학회 2008 대한피부과학회지 Vol.46 No.2
Background: Many studies revealed that short-term use of cyclosporin (CS) is quite effective for AD. Unfortunately, there have been very few studies on the long-term use of CS and relapse after cessation of CS in Korea. Objective: The aim of this study was to evaluate the efficacy and side-effects of CS and relapse of diseases in moderate to severe AD patients. Methods: CS was prescribed to 30 patients with moderate and severe AD for an average of 12 weeks. Initial dose was 4.2 mg/kg/day (maximum 300 mg/day) and dose was reduced according to their therapeutic responses. Efficacy was evaluated by the Eczema Area and Severity Index (EASI) score on each visit. We employed a measurement system in which 4 different sites (head/neck, trunk, upper extremities, lower extremities) were scored. After cessation of CS we monitored how long remission was sustained for 16 weeks. Results: After an average of 1 week of CS treatment, a significant reduction in mean EASI score and symptom were observed (p<0.05). The mean EASI scores of 30 patients decreased from 29.18 to 14.31 (p<0.05). Marked improvement in the patient``s assessment of pruritus was observed in the early stage of the treatment and was maintained throughout the study. Peripheral blood eosinophils significantly decreased after treatment (p<0.05). Relapse occurred within an average of 7 weeks and the EASI score after treatment was equivalent to 67% of the pre-treatment EASI score. Conclusion: We suggest that CS is an effective therapy in moderate to severe AD without any serious side effects. (Korean J Dermatol 2008;46(2):224∼230)