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조태웅,민영돈,김경종,정권율,강성인,류소연,임성철 朝鮮大學校 附設 醫學硏究所 2006 The Medical Journal of Chosun University Vol.31 No.1
Obturator hernia is a rare pelvic hernia, occuring most frequently in elderly, extra-thin or debilitated women. Because of the anatomic character of the obturator foramen and the nonspecific symptoms in the presence of the hernia, the risk of strangulation of the herniated bowel is high, which leads to high morbidity and mortality rate. The authors experienced an unusual case of left obturator hernia with strangulation of the small bowel in an 80-year old female. The hernia was diagnosed by abdomino-pelvic computed tomography (CT) scan. Through the lower midline transperitoneal approach, resecting the strangulated small bowel, the hernia sac was ligated and the obturator foramen was repaired using adjacent broad ligament. We report these findings with a brief review of the literature.
조태웅,유익현,박성애 한국환경보건학회 1976 한국환경보건학회지 Vol.3 No.1
This study was carried out to evaluate the harmful factors in working environments and to investigate the labor productivity after improvement of environments, surveying 93 industrial establishments of 10 industries located in Youngdeungpo industrial area in Seoul. The results obtained were as follows: 1) The highest noise level of 125dB(A) was indicated at the rolling process of transport equipment manufacturing industry. 2) The best illumination level was shown in precise machinery industry and the worst was indicated in rubber products, metallic products and transport equipment manufacturing industries. 3) Thermal conditions were above threshold limit value (TLV) at more than two processes of all industries except printing industry. 4) The highest dust concentration was determined in textile and wearing manufacturing industry. 5) Organic solvents were detected at 52 processes in 93 industrial establishments and 33 processes of them showed higher than TLV. The results about harmful chemicals were as follows: a) sulfur dioxide ($SO_2$)was determined higher than TLV on welding process of metallic product manufacturing industry and heat treatment process of transport equipment manufacturing industry. b) Carbon monoxide (CO) concentration was 700ppm at heat treatment process of transport equipment manufacturing industry, indicating 14 times of TLV. c) vinylchloride concentration in the air of PVC raw material mixing process and PVC preparation process of chemical product manufacturing industry was determined higher than TLV. d) Hydrochloride (HCl) concentration in the air of wire expanding process of transport equipment manufacturing industry was determined higher than TLV. 7) Higher values of lead concentration than TLV were determined at lead welding metallic product manufacturing industry and type planting process of process of printing industry, $1.8mg/m^3$ and $0.3mg/m^3$ respectively. 9) 22, 968 of 52, 855 workers (i.e. 43.5%) in 93 industries were exposed to various harmful agents. 10) It was found that the improvement of illumination in electric apparatus manufacturing industry (from 20~40 lux to 420 lux) resulted in an increase in productivity of 6.5% per capita and a decrease in faulty products of 19%. 11) Improvement of environments using local exhaust ventilation system resulted in a decrease of harmful substances lower than TLV and an increase in productivity of 11.4%. 12) Improvement of shovelling tools based on ergonomics resulted in a reduction in energy expenditure of 25.3% and an increase in productivity of 32.2% per capita.
仁川市 一圓에서 我t培된 野菜類中의 重金屬 含量에 關한 硏究
趙泰雄 한국환경보건학회 1986 한국환경보건학회지 Vol.12 No.1
This study was carried out to evaluate the heavy metal content in vegetables such as lettuce, chinese cabbage, Sesame leaf, radish, cucumber and pumpkin that cultivated in Inchon area. The results obtained were as fol1ows : As a whole, the heavy metal content in vegetables was the higher at industrial area and the lower at residential and green-belt area.
조태웅,김영숙,김권천,조현진 朝鮮大學校 附設 醫學硏究所 2008 The Medical Journal of Chosun University Vol.33 No.3
PURPOSE: The aim of this study is to evaluate the rate of residual lesion after US-guided mammotome biopsy for breast mass and evaluate the efficacy of mammotome biopsy device. MATERIALS AND METHODS: A total of 902 US-guided excisional mammotome biopsies were performed in 902 lesions of 474 women (mean age 42.1 years, age range 17-75 years), from January 2003 to December 2006 in Chosun University Hospital. After mammotome biopsy, ultrasonographic follow-up were performed on 6 or 12 months later to assess residual tumor. RESULTS: Remnant tumor was found in 39 lesions (4.3%, mean age 41.8years, range 19-55 years) of total 902 lesions underwent mammotome biopsy. Pathologic diagnoses were fibrocystic change in 16 lesions, fibroadenoma in 19 lesions and other benign breast lesions in 4. Mean size was 1.09 cm before mammotome biopsy. CONCLUSION: Ultrasound-guided vacuum-assisted biopsy device was an effective method for small breast mass. Although there was a possibility of remnant tumor, the remnant rate was low. Also, there was advantage of cosmetic effect for small incision scar. The results suggested that mammotome biopsy is a good alternative method for the diagnosis of small breast mass.