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정일환 ( Il Hwan Jeong ),남영희 ( Young Hee Nam ),김대철 ( Dae Cheol Kim ),이혜원 ( Hye Won Lee ),윤늘봄 ( Neul Bom Yoon ),엄수정 ( Soo Jung Um ),이수걸 ( Soo Keol Lee ),손춘희 ( Choon Hee Son ) 대한천식알레르기학회 2012 천식 및 알레르기 Vol.32 No.3
Background: Churg-Strauss syndrome is a rare systemic disorder characterized by bronchial asthma, hypereosinophilia and systemic vasculitis. The prevalence and severity of renal involvement in patients with Churg-Strauss syndrome is not well known. We report a rare case of a patient with Churg- Strauss syndrome accompanied by acute renal failure. Case History: A 52-year-old woman with skin rash and generalized edema was admitted to our hospital via the emergency room. She had a 7-year history of bronchial asthma and allergic rhinitis. Laboratory evaluation showed marked eosinophilia, elevated creatinine, and heavy proteinuria. She was positive for anti-neutrophil cytoplasmic antibody. Computed tomography of chest and paranasal sinuses revealed pulmonary infiltration and pansinusitis. Peripheral neuropathy was confirmed and small vasculitis was noted in a skin biopsy specimen. Results: She was diagnosed with Churg-Strauss syndrome and showed rapidly progressive renal insufficiency despite systemic corticosteroid administration. Oilguria was aggravated, and hemodialysis was thereafter started. Despite 2 weeks of continuous hemodialysis, her renal function was not improved. Conclusion: We report a rare case of Churg-Strauss syndrome associated with acute renal failure. A long-term follow- up is needed in Churg-Strauss syndrome patients.
정일환 ( Il Hwan Jeong ),최원준 ( Won Jun Choi ),이영재 ( Young Jae Yi ),문성하 ( Sung Ha Mun ),김현수 ( Hyun Soo Kim ) 대한마취과학회 2009 Korean Journal of Anesthesiology Vol.57 No.6
Poland syndrome is a rare congenital anomaly characterized by unilateral chest wall hypoplasia and ipsilateral upper extremity abnormalities, usually on the right side. It can be combined with other anomalies such as scapular deformity of the affected side, and hypoplasia or absence of nipple. Typical surgery for a Poland syndrome patient aims to correct the chest wall defect and/or other abnormalities. Ventilation problem such as paradoxical chest movement can occur during anesthesia. We report management of general anesthesia of a Poland syndrome patient with right chest wall defect undergoing inframammary fold reposition and liposuction. (Korean J Anesthesiol 2009; 57: 773∼5)
김현수,정일환,Kim, Hyun-su,Jeong, Il-hwan 한국지하수토양환경학회 2015 지하수토양환경 Vol.20 No.7
Spatial and temporal changes in algal population in Yongdam reservoir and ecological factors that induced the changes in the size and composition of algal population were investigated by monthly sampling at ten locations in the reservoir. Nutritional state of the reservoir was identified to be phosphorus-limited with nitrogen to phosphorus (N : P) ratio much greater than 17 in most samples. Algal population was dominated by three taxonomic groups, diatoms, chlorophytes and cyanobacteria. Although explosive algal growth was not observed in the summer, algal population showed transition with time of the dominant algal type from diatoms in the winter to cyanobacteria in the summer. Chlorophyta was not the dominant group in the reservoir although they maintained relatively stable number of cells in the reservoir and showed increase in population from March to May. The application of statistical methods revealed that the factors inducing changes in cell number of each group were water temperature for diatoms and cyanobacteria and phosphorus concentration for chlorophyte. Fluctuation of cyanobacterial population was mainly observed near the inlet of tributaries while diatoms showed higher variation inside the reservoir.
일개 부산지역 3차 병원에서 관찰한 다제내성 결핵의 실태, 2005~2009
윤늘봄 ( Neul Bom Yoon ),이성우 ( Sung Woo Lee ),박수민 ( Su Min Park ),정일환 ( Il Hwan Jeong ),박소영 ( So Young Park ),한송이 ( Song Yee Han ),이유림 ( Yu Rim Lee ),정진규 ( Jin Kyu Jung ),김준모 ( Joon Mo Kim ),김수영 ( Su You 대한결핵 및 호흡기학회 2011 Tuberculosis and Respiratory Diseases Vol.71 No.2
Background: Although the prevalence of pulmonary tuberculosis has progressively decreased all over the world, drug-resistant tuberculosis is major obstacle in treating tuberculosis. This study was performed to examine the current prevalence and risk factors of drug resistant tuberculosis in a single tertiary hospital in Busan, Korea. Methods: We enrolled 367 patients with active pulmonary tuberculosis on a retrospective basis who had undergone mycobacterium culture and drug sensitivity tests between January 2005 and December 2009. We analyzed all clinical and radiographic parameters to find predictors related to drug resistant tuberculosis. Results: At least one incident of drug resistance was found in 75 (20.4%) patients. Isoniazid (18.8%) was the most frequent resistant drug, followed by rifampin (10.9%), ethambutol (7.1%), streptomycin (4.9%), and fluoroquinolone (2.7%). Resistance to second-line drugs was found in 37 (10.1%) patients. Multidrug resistance and extensively drug resistance was evident in 39 (10.6%) and 4 (1.1%) patients, respectively. Using multiple logistic regression analysis, history of previous treatment including relapse (odd ratio [OR], 11.3; 95% confidence interval [CI], 4.92~ 26.08; p<0.01), treatment failure (OR, 24.1; 95% CI, 5.65~102.79; p<0.01) and an age of below 46 years-old (OR, 3.8; 95% CI, 1.62~8.65; p<0.01) were found to be independent predictors of multidrug resistant tuberculosis. Conclusion: We found that the prevalence of drug resistant tuberculosis was considerably high. A careful consideration for possible drug resistant tuberculosis is warranted in patients with a history of previous treatment or for younger patients.