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이준섭 ( Joon Seop Lee ),김은수 ( Eun Soo Kim ),정민규 ( Min Kyu Jung ),김성국 ( Sung Kook Kim ),진선 ( Sun Jin ),이덕헌 ( Deok Heon Lee ),서준원 ( Jun Won Seo ) 대한소화기학회 2018 대한소화기학회지 Vol.71 No.5
Bochdalek hernia (BH) is defined as herniated abdominal contents appearing throughout the posterolateral segment of the diaphragm. It is usually observed during the prenatal or newborn period. Here, we report a case of an adult patient with herniated omentum and colon due to BH that was discovered during a colonoscopy. A 41-year-old woman was referred to our hospital with severe left chest and abdominal pain that began during a colonoscopy. Her chest radiography showed colonic shadow filling in the lower half of the left thoracic cavity. A computed tomography scan revealed an approximately 6-cm-sized left posterolateral diaphragmatic defect and a herniated omentum in the colon. The patient underwent thoracoscopic surgery, during which, the diaphragmatic defect was closed and herniated omentum was repaired. The patient was discharged without further complications. To the best of our knowledge, this case is the first report of BH in an adult found during a routine colonoscopy screening. (Korean J Gastroenterol 2018;71:290-293)
화력발전소 근무자의 직무요구가 직무열의와 직무소진에 미치는 영향 -자기효능감과 집단효능감의 매개효과를 중심으로-
이준섭 ( Joon Seop Lee ),이철규 ( Cheol Gyu Lee ),유왕진 ( Wang Jin Yoo ) 한국인적자원관리학회 2012 인적자원관리연구 Vol.19 No.1
This study examines the relationship between job engagement job burnout and job demands of thermal powerplant workers. In order to investigate the difference on the level of job engagement & burnout of shift workers & regular workers as per job position. Also, it studies the mediating effect of self-efficacy and collective-efficacy. We carried out a survey of 460 thermal powerplant workers measuring job engagement, burnout, demands, self-efficacy and collective-efficacy. The result was as the following; First, there was the meaningful correlation between working type, the job position, job engagement, burnout and demands and also efficacy. Second, it showed the difference on job engagement and burnout as per working type and job position. Third, there was the mediating effects of self and collective-efficacy on job demands, engagement and burnout. Based on these results, this article discussed the significance and the implication for thermal powerplant workers.
안종욱,이준섭,양연식,온기곤,김재덕 圓光大學校 醫科學硏究所 1993 圓光醫科學 Vol.9 No.1-2
Two hundreds and seventy-five hypertensive patients were studied to evaluate age-associated effects of hypertension and blood total cholesterol on hypertensive retinopathy. One hundred and sixty cases didn’t have retinopathy and 115 cases had retinopathy. Below the age of 50. blood total cholestrol in hypertensives with retinopathy(group 1) was significantly higher than that in hypertensives without retinopathy(group 2) (mean 236±31.9㎎/dl versus mean 211±38.9㎎/dl, p<0.01). Over the age of 50, blood total cholesterol was no significant difference between hypertensives with retinopathy (group 3) and hypertensives without retinopathy(group 4) (227.4± 45.4㎎/dl versus 227.5±40.7㎎/dl). Below the age of 50, the ratio of moderate and severe hypertensives to mild hypertensives was 3.43 in group 1, while 0.65 in group 2. Over the age of 50, the ratio of moderate and severe hypertensives to mild hypertensives was 2.11 in group 3. while 1.25 in group 4. Thus, below the age of 50, both hypercholesterolemia and hypertension may be important risk fators for retinopathy, and over the age of 50, hypertension may be more important than hypercholesterolemia.