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임건일,박춘식 순천향의학연구소 2001 Journal of Soonchunhyang Medical Science Vol.7 No.1
Background: Idiopathic interstitial pneumonia(IIP) is histologically divided into usual interstitial pneumonia(UIP), desquamative interstitial pneumonia(DIP), acute interstitial pneumonia(AIP), and nonspecific interstitial pneumonia/fibrosis(NSIP). An alveolitis and a derangement of alveolar wall are prebably followed by fibrosis. In this process, interleukin-6(IL-6), one of proinflammatory cytokines, is presumed to decrease fibrotic reaction. In IIP, NSIP has a better prognosis and a lesser fibrosis than UIP. The purpose of the study was to compare concontrations of IL-6 between UIP and NSIP and define the source of IL-6 synthesis. Method: Six patients with NSIP and 13 patients with UIP were confirmed by open lung biopsy. Bioactivity of IL-6 in bronchoalveolar lavage fluid(BALF) was measured by an bioassay using B9 cell proliferation Spontaneous and lipopolysaccaride(LPS)-stimulated production of IL-6 by BAL cells were compared between two groups. Biopsy specimens from patients with NSIP were freezed and cryosectioned. The tissue slides were fixed in acetone. They were reacted with primary antibodies including anti-IL-6, secondary antibody, and tertiary antibody, in order. The slides stained by immunohistochemistry were obseved by light microscope. Results: 1)Mean concentration of IL-6 of BAL fluid of NSIP group was significantly higher than that of UIP. 2)Spontaneous production of IL-6 by BAL cells of NSIP was significantly higher than that of UIP. 3) Ratio of spontaneous to LPS stimulation in IL-6 production by BAL cells was higher in NSIP than UIP. 4) By immunohistochemistry, IL-6 was strongly stained on interstitial monocytes, interstitial lymphocytes and alveolar epithelial cells, but weakly stained in intraalveolar macrophages. Conclusion; IL-6 production in NSIP was enhanced more than that in UIP. The origin of IL-6 seems to be interstitial cells and the alveolar epithelium and not to be cells present in BALF.
임건일,정진태 순천향의학연구소 2003 Journal of Soonchunhyang Medical Science Vol.9 No.2
Background; Endobronchial tuberculosis is one of serious complication of pulmonary tuberculosis and may result from rupture of infected lymph nodes into the bronchial wall or from lymphatic spread to the mucosal surface of the bronchial tree. It is a major cause of morbidity, as it heals with concentric scarring, resulting in bronchial stenosis, atelectasis, and frequently recurring pneumonia. The clinical and bronchoscopic features of endobronchial tuberculosis retrospectively investigated. Materials and methods; Total 86 cases with endobronchial tuberculosis out of 666 subjects, who had flexible bronchoscopic examination at the department of internal medicine, Soonchunhyang Gumi hospital during the period between the beginning of March 1996 and October 2003, were included in the study. The diagnostic criteria used for endobronchial tuberculosis included the cases proven as tuberculosis by culture of bronchial washing and histologic features of biopsy specimen among patients with endobronchial lesion on bronchoscopy. Clinical information was retrospectively gathered from all available medical records. Results; The peak incidence of endobronchial tuberculosis coourred in the third decade. The incidence of female was 4.1 times higher than that of male. Chronic cough was the most common chief complaint(41.9%). Parenchymal infiltration and/or consolidation of lung was the most common chest X-ray finding(53.5%). Caseaous necrosis was the most common bronchoscopic finding(37.2%). The most frequently involved bronchus was the right upper lobar bronchus(31.3%) and in case of including left upper bronchus, involvement of upper lobar bronchus was 53.4%. Conclusion; The annual incidence of endobronchial tuberculosis didn't decrease from the end of 20th century to the beginning of 21st century. Thus, when young female patients complain of chronic cough, bronchoscopy should be considered to differentiate endobronchial tuberculosis.
경북 구미시 종합병원에서 진단된 토착형 삼일열 말라리아 21예
임건일,박헤정 순천향대학교 교수학습개발센터 2004 Journal of Soonchunhyang Medical Science Vol.10 No.3
Background: Malaria is estimated to have a worldwide incidence of more than 100 million clinical cases and approximately 1 million deaths per year. Korea, although previously known as an endemic area of tertian malaria(Plasmodium vivax), has been considered free from malaria as there had been no report on indigenous cases since 1984. However, since the reemergence of indigenous vivax malaria in 1993, the number of cases of malaria have recently increased. We analyzed 21 cases of malaria who were treated in Soonchunhyang Gumi hospital with regard to epidemiology, clinical manifeastations, and laboratory findins. Methods: We retrospectively analyzed data of 21 cases of malaria treated in our hospital. Results: All cases were indigenous. All patients had fever. Peripheral blood smear revealed Plasmodium vivax. Paju-gun/Munsan(8 cases) was the most prevalent area. 4 cases were anemia(hemoglobin <10 g/dL) and 15cases were thrombocytopenia ( platelet < 100,000/㎕). Conclusion: In patients, the most common labaratory findings were thrombocytopenia. As cases of indigenous malaria in Korea are increasing, early diagnosis, treatment, and prevention of malaria are important.
후두절제술을 시행받았던 환자에게 기관절개부위로 흡인된 기관지내 금속관의 굴곡성 기관지내시경을 이용한 제거 1례
임건일,박혜정 순천향의학연구소 2004 Journal of Soonchunhyang Medical Science Vol.10 No.2
Most of foreign body aspiration is done via oral cavity. When the foreign body is found in airway, they try to remove it by rigid or flexible bronchoscopy. A 79-year-old man was admitted with foreign body aspiration via tracheostomy site. Chest X-ray showed metallic tube in lower trachea. We did flexible bronchscopy and removed it. After removal, patient's symptoms were relieved. We report a case of foreign body removal by flexible bronchoscopy with brief review of the literature.
김용현,윤여일,임건일,박상준,주재학,김용훈,박춘식 순천향의학연구소 2001 Journal of Soonchunhyang Medical Science Vol.7 No.2
Background: Eosinophilic inflammation of airway is usually associated with airway hyperresponsiveness in bronchial asthma. However, there is a small group of patients who has the eosinophilic inflammation in the bronchial tree with normal spirometry and no evidence of airway hyperresponsiveness, which was named eosinophilic bronchitis. The objectives of this study are 1) to investigate the incidence of eosinophilic bronchitis in the chronic cough syndrome and 2) to evaluate the clinical features and course of eosinophilic bronchitis. Methods : We evaluated 92 patients who had persistent cough for 3 weeks or longer. In addition to usual diagnostic protocol, we performed differential cell count of sputum. Eosinophilic bronchitis was diagnosed when the patient had normal spirometic values, normal peak expiratory flow variability, no airway hyperresponsiveness, and sputum eosinophilia(>3%). Result : The causes of choronic cough were post-nasal drip in 33%, cough variant asthma in 16%, bronchitis in 15%, and eosinophilic bronchitis in 12% of the study subjects. Initial eosinophil percentage in sputum of patience with eosinophilic bronchitis was 26.8±6.1% (3.8-63.7%). Treatment with inhaled steroid is related with a subjective improvement of cough severity and a significant decrease of sputum eosinophil percentage (from 29.1±8.3% to 7.4±3.3%)/ During the follow up period of over ? months, recurrence of cough of was associated with reappearance of sputum eosinophilia. Conclusion : Eosinophilic bronchitis is one of the important causes of chronic cough. Assessment of airway inflammation by sputum examination is important in investigating the cause of chronic cough. Cough in eosinophilic bronchitis are effectively controlled by inhaled corticosteroid, but it recurs frequently over a long term period of follow-up(Korean J Med 60:77-84, 2001)
기관지천식 환자에서 말초 혈액 단핵구와 기관지폐포 세척액 세포의 IL - 4 유전자 표현
이상무(Sang Moo Lee),문승혁(Seung Hyuk Moon),김경호(Kyung Ho Kim),임건일(Gune Il Lim),정성환(Seong Whan Jeong),김현태(Hyeon Tae Kim),어수택(Soo Taek Uh),김용훈(Yong Hoon Kim),박춘식(Choon Sik Park) 대한내과학회 1996 대한내과학회지 Vol.50 No.1
Objectives: Type 2 CD4+ lymphocytes are presumed to have an important role in develompent of allergic inflammation. We measured m-RNA expressions of interleukin 4 in peripheral blood mononuclear cells and bronchoalveolar lavage cells to investigate the difference of interleukin 4 gene expression in the patients with atopic and nonatopic bronchial asthma, normal subjects and patients with other lung disease. Methods: Total RNA was obtained from peripheral blood mononuclear cells and bronchoalveolar lavage cells by acid-guanidium thiocyanate-phenol-chloroform method. The presence of interleukin 4 m-RNA was identified by RNA reverse transcription/polymerase chain reaction. Southern blot or DNA dot blot was applied to confirm the interleukin 4 gene products. Results: Interleukin 4 Gene products in peripheral blood mononuclear cells were detected in 90.9% (10/11) of the patients with bronchial asthrna and in 75%(9/12) of non-asthmatic control subjects. Interleukin 4 gene product in bronchoalveolar lavage cells was positive in one case of bronchial asthma. Conclusion: Interleukin 4 m-RNAs were constitutionally expressed in peripheral blood mononuclear cells of normal controls as well as in those of the patients with bronchial asthma
Clinical Significance of Preoperative Embolization for Non-Hypervascular Metastatic Spine Tumors
Yoo, Sung-Lim,Kim, Young-Hoon,Park, Hyung-Youl,Kim, Sang-Il,Ha, Kee-Yong,Min, Hyung-Ki,Seo, Jun-Yeong,Oh, In-Soo,Chang, Dong-Gune,Ahn, Joo-Hyun,Kim, Yong-Woo The Korean Neurosurgical Society 2019 Journal of Korean neurosurgical society Vol.62 No.1
Objective : The efficacy of preoperative embolization for hypervascular metastatic spine disease (MSD) such as renal cell and thyroid cancers has been reported. However, the debate on the efficacy of preoperative embolization for non-hypervascular MSD still remains unsettled. The purpose of this study is to determine whether preoperative embolization for non-hypervascular MSD decreases perioperative blood loss. Methods : A total of 79 patients (36 cases of preoperative embolization and 43 cases of non-embolization) who underwent surgery for metastatic spine lesions were included. Representative hypervascular tumors such as renal cell and thyroid cancers were excluded. Intraoperative and perioperative estimated blood losses (EBL), total number of transfusion and calibrated EBL were recorded in the embolization and non-embolization groups. The differences in EBL were also compared along with the type of surgery. In addition, the incidence of Adamkiewicz artery and complications of embolization were assessed. Results : The average age of 50 males and 29 females was $57.6{\pm}13.5$ years. Lung (30), hepatocellular (14), gastrointestinal (nine) and others (26) were the primary cancers. The demographic data was not significantly different between the embolization and the non-embolization groups. There were no significant differences in intraoperative EBL, perioperative EBL, total transfusion and calibrated EBL between two groups. However, intraoperative EBL and total transfusion in patients with preoperative embolization were significantly lower than in non-embolization in the corpectomy group (1645.5 vs. 892.6 mL, p=0.017 for intraoperative EBL and 6.1 vs. 3.9, p=0.018 for number of transfusion). In addition, the presence of Adamkiewicz artery at the index level was noted in two patients. Disruption of this major feeder artery resulted in significant changes in intraoperative neuromonitoring. Conclusion : Preoperative embolization for non-hypervascular MSD did not reduce perioperative blood loss. However, the embolization significantly reduced intraoperative bleeding and total transfusion in corpectomy group. Moreover, the procedure provided insights into the anatomy of tumor and spinal cord vasculature.