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김정원,박인선,이영준,김유창,김필자,강동묵,이채언 대한산업의학회 2000 대한직업환경의학회지 Vol.12 No.2
Objectives : To report cubital tunnel syndrome due to repetitive motions. Methods : A worker complaining muscle weakness and atrophy of the right hand intrinsic muscles admitted to a hospital. We evaluated him with blood tests, neurophysio-logic studies (NCV & EMG), plain X-ray and US at the both elbows. We investigated his occupational history, and videotaped his work motions based on the work cycle at his previous work site. Finally, an ergonomics expert analyzed the motions using rapid upper limb assessment (RULA). Results : NCV & EMG studies reveals slow conduction velocity on both ulnar nerve across the elbow, more severely in the right side. US shows us compatible finding with diffuse neuritis of both ulnar nerves at both elbows. RULA score is 7. Conclusion : We confirmed that the worker's symptoms were related to his previous jobs demanding repetitive motions using the elbow joints. It is necessary that we should prepare appropriate measures to evaluate, prevent, rehabilitate, and help injured workers to return to work.
항결핵 치료과정에서 호전되었다가 악화된 뇌 결핵종 1예 보고
이대훈,유진홍,강미자,김홍기,김선화,고동훈,천지성,유원종 대한화학요법학회 1997 대한화학요법학회지 Vol.15 No.3
In spite of nationmide tuberculosis control program, tuberculosis is still prevalent in Korea. Accordingly, tuberculous meningitis also poses one of the main trouble some problems. Recently, We experienced a perplexing case of tuberculous menin-gitis and tubercdoma in a 24-year old female patient. She was admitted to our hospital owing to meningeal irritation sign, aphasia, VI nerve palsy, and ,fever. CSF analysis showed a finding consistent with that of presumptive tuberculous meningitis.. Initial MRI of the brain revealed a large mass(tuhercu1oma) on left parieto-temporal area. Antitubeculous regimen(1soniazid (INH), rifampin(RMP), ethambutol(EMB), pyrazinamide(PZA)} of meningeal dose was given immediately, and her symptoms and signs were dramatically disappeared with a few days after treatment. She was discharged with improved condition and under maintenance treatment of tuberculosis. Follow-up one year after treatment. revealed that the previous lesion was nearly diminished. She showed no symptom at all until she recognized a total blindness of sudden onset on her left eye a t the 18th month of treatment. Brain MRI checked at that time showed multiple masses of tuberculoma scattered over the brain base and one of them invaded left optic nerve. In our opinion, the cause of relapse in this patient might he explained by the selection and ultimate replication of a minor population of resistant strain. Although such relapse is an extremely rare event, we think that we should always pay attention to this possible resistance problem every time we meet patients with tuberculous meningitis.
심한 낙타혹(Hump)의 형성을 동반한 제 2 형 막증식성 사구체신염(Dense Deposit Disease) 1예
오희정,유민아,이영숙,김미연,김승정,강덕희,윤견일,최규복,성순희 이화여자대학교 의과대학 2004 EMJ (Ewha medical journal) Vol.27 No.1
Dense deposit disease (DDD), known as type Ⅱ MPGN, is an uncommon form of glomerulonephritis. It is an acquired primary glomerular disease, characterised by electron microscopic evidence of a continous, dense membrane deposition replacing the lamina densa. There is associated alternative pathway complement activation and a C3 nephritic factor maybe present. Patients with dense deposit disease tend to be young at clincal onset and more commonly have persistent nephrotic syndrome, gross hematuria, and acute nephritis episode and persistent depression of the serum complement level. The prognosis of dense deposit disease is worse than that of typeⅠMPGN. We experienced a patient with dense deposit disease that presenting persistent nephrotic syndrome, gross hematuria and having subepithelial hump. It is a first report of dense deposit disease having subepithelial hump in Korea, therefore we report this case with the review of relevant literatures.
Iron and vitamin D status in breastfed infants and their mothers
Yu Sun Kang,Joon Hwan Kim,Eun Hee Ahn,Eun-Gyong Yoo,김문규 대한소아청소년과학회 2015 Clinical and Experimental Pediatrics (CEP) Vol.58 No.8
Purpose: We assessed the relationships between iron and vitamin D statuses in breastfed infants and their mothers and evaluated the determinants of iron and vitamin D deficiencies in breastfed infants. Methods: Seventy breastfed infants aged 4–24 months and their mothers participated in this study from February 2012 to May 2013. Complete blood counts, total iron binding capacity, and levels of C-reactive protein, iron, ferritin, calcium, phosphate, alkaline phosphatase, and 25-hydroxyvitamin D (25(OH)D) in infants and their mothers were measured. Results: A history of maternal prepregnancy anemia was associated with lower ferritin and 25(OH)D levels in both infants and their mothers. The 25(OH)D level of infants correlated with maternal 25(OH) D levels. The independent risk factors for iron deficiency in breastfed infants were the duration of breastfeeding (odds ratio [OR], 6.54; 95% confidence interval [CI], 1.09–39.2; P=0.04) and infant body weight (OR, 2.65; 95% CI, 1.07–6.56; P=0.04). The determinants for vitamin D deficiency were the infant’s age (OR, 0.15; 95% CI, 0.02–0.97; P=0.046) and maternal 25(OH)D level (OR, 0.74; 95% CI, 0.59–0.92; P=0.01). Conclusion: A maternal history of prepregnancy anemia requiring iron therapy was associated with lower current ferritin and 25(OH)D levels in both infants and their mothers. Therefore, physicians should monitor not only iron but also vitamin D levels in infants who are breastfed by mothers who had prepregnancy anemia.
Iron and vitamin D status in breastfed infants and their mothers
Kang, Yu Sun,Kim, Joon Hwan,Ahn, Eun Hee,Yoo, Eun-Gyong,Kim, Moon Kyu The Korean Pediatric Society 2015 Clinical and Experimental Pediatrics (CEP) Vol.58 No.8
Purpose: We assessed the relationships between iron and vitamin D statuses in breastfed infants and their mothers and evaluated the determinants of iron and vitamin D deficiencies in breastfed infants. Methods: Seventy breastfed infants aged 4-24 months and their mothers participated in this study from February 2012 to May 2013. Complete blood counts, total iron binding capacity, and levels of C-reactive protein, iron, ferritin, calcium, phosphate, alkaline phosphatase, and 25-hydroxyvitamin D (25(OH)D) in infants and their mothers were measured. Results: A history of maternal prepregnancy anemia was associated with lower ferritin and 25(OH)D levels in both infants and their mothers. The 25(OH)D level of infants correlated with maternal 25(OH) D levels. The independent risk factors for iron deficiency in breastfed infants were the duration of breastfeeding (odds ratio [OR], 6.54; 95% confidence interval [CI], 1.09-39.2; P=0.04) and infant body weight (OR, 2.65; 95% CI, 1.07-6.56; P=0.04). The determinants for vitamin D deficiency were the infant's age (OR, 0.15; 95% CI, 0.02-0.97; P=0.046) and maternal 25(OH)D level (OR, 0.74; 95% CI, 0.59-0.92; P=0.01). Conclusion: A maternal history of prepregnancy anemia requiring iron therapy was associated with lower current ferritin and 25(OH)D levels in both infants and their mothers. Therefore, physicians should monitor not only iron but also vitamin D levels in infants who are breastfed by mothers who had prepregnancy anemia.
The Use of Cohesive Conjunctions in Korean EFL Learners` Written Narrative Discourse
Yu Sun Kang 글로벌영어교육학회 2008 Studies in English education Vol.13 No.2
This study examined Korean EFL learners` ability to establish textual cohesion in English through appropriate use of conjunctions in their written narrative discourse. It employed both quantitative and qualitative analyses to explore how the position where conjunctions are placed as well as the amount and types of conjunctions used in Korean EFL learners` written discourse was similar to or different from that of the native English speakers. It also looked at the Korean EFL learners` L1 written discourse to see whether there are any language-specific choices of conjunctions. Findings from the quantitative analysis of the written narratives showed that both groups of participants used significantly more sentence-middle interclausal conjunctions, or conjunctive morphemes, in case of Korean language, in their L1 writing. But Koreans relied heavily on sentence-initial intersentential conjunctions in their English writing. In addition, the qualitative analysis revealed that the Korean EFL learners were not able to use conjunctions strategically in marking varied discourse functions.
Quantitative CT Measurements of Emphysema in Never Smoker COPD
( Yu Il Kim ),( Ji Sun Oh ),( Sun Min Kim ),( Hyun Wook Kang ),( Jin Yeong Yu ),( Bo Ram Lee ),( Woo Jin Kim ),( Hee Jung Ban ),( Yong Soo Kwon ),( In Jae Oh ),( Kyu Sik Kim ),( Young Chul Kim ),( Sun 대한결핵 및 호흡기학회 2012 대한결핵 및 호흡기학회 추계학술대회 초록집 Vol.114 No.-
Introduction: Although cigarette smoke is the most important risk factor for COPD, never smokers also comprise important proportion of COPD. There is limited knowledge about CT quantitative measurement of emphysema in never smoker COPD. Objectives: To describe the differences of quantitative measurement of emphysema between never smoker and ever smoker COPD. Methods: We included patients with COPD who were older than 45 years. All subjects underwent spirometry and multi-dectector computed tomography examination. The MDCT images were analyzed to determine total emphysema (defined as the percentage of low attenuation areas [LAA%] less than -950 Hounsfield units; %LAA950). Differences between never and ever smokers were examined. Results: A total of 49 COPD patients were inclued; 23 never smokers and with 25 ever smokers The mean %LAA950 was 0.5 (SD, 1.1) and 15.3 (SD, 7.0) in never and ever smoker COPD cases, respectively. %LAA950 was significantly lower in never smokers with COPD compared to ever smokers (p<0.001). In the multivariate analysis adjusting age, sex and lung volumes, smoking status was the significant factor to determine the severity of emphysema. Conclusions: Never smokers with COPD have less CT emphysema than smokers. This difference in radiographic expression may in part explain the different features of COPD according to smoking status.