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전신 부종과 혈청 Carcinoembryonic Antigen 의 상승을 동반한 위막성 대장염
전훈재,박영태,강경호,김종극,이창홍,박승철 ( Hoon Jae Chun,Young Tae Bak,Kyung Ho Kang,Jong Guk Kim,Chang Hong Lee,Seung Chull Park ) 대한소화기학회 1988 대한소화기학회지 Vol.20 No.2
We report a case of pseudomembranous colitis with severe diarrhea, abdominal pain, generalized edema, elevated serum carcinoembryonic antigen (CEA), and probable spontaneous bacterial peritoni- tis. All symptoms and signs were completely relieved after 10 days of treatment with oral vancomcin, 500 mg daily. Serum CEA level was also normalized.
전훈재(Hoon Jae Chun),현진해(Jin Hai Hyun) 대한내과학회 1988 대한내과학회지 Vol.34 No.3
N/A A clean colon is one of the most important steps for the successful colonoscopic examination. So, the author evaluated the efficacy of four cleansing regimens (Regimen 1; magnesium citrate 250 cc, 97 patients, Regimen II; magnesium citrate 250 cc and bisacodyl 10 mg, 90 patients, Regimen III; castor oil 50 cc, 76 patients, Regimen IV; castor oil 100 cc, 348 patients) for detection of more effective colon cleansing method. This study was designed to compare effectiveness and patients acceptances of 4 colonoscopy cleansing regimens and to assess water and electrolyte blance before and after colon cleansing. The results were as follows: 1) The order of effective colon cleansing rate of the regimens was as follows, regimen IV 98.8%, regimen III 80.2%, regimen II 60.0%, and regimen I 54.5%. 2) Effective cleasing rate was related to bowel habit. 3) Common patient complaints by laxatives were nausea and vomiting, and patient complaints occurred significantly more often with castor oil than magnesium citrate. 4) After laxative application, serum sodium, chloride, and osmolarity concentrations statistically significantly decreased, but were not of clinical significance.
캡슐내시경검사 진단율에 영향을 미치는 인자 분석 -원인 불명의 위장관출혈 환자에서-
이범재 ( Beom Jae Lee ),전훈재 ( Hoon Jai Chun ),구자설 ( Ja Soul Koo ),금보라 ( Bo Ra Keum ),박상훈 ( Sang Hoon Park ),김두랑 ( Du Rang Kim ),권용대 ( Yong Dae Kwon ),김용식 ( Yong Sik Kim ),진윤태 ( Yoon Tae Jean ),이홍식 ( Hong 대한소화기학회 2007 대한소화기학회지 Vol.49 No.2
목적: 원인 불명의 위장관출혈은 대부분 소장 병변으로 전체 위장관출혈의 5-10%를 차지한다. 캡슐내시경은 원인 불명의 위장관출혈을 비롯한 소장질환의 진단에 매우 유용한 진단 방법으로 기존 검사에 비해 높은 진단율을 보고하고 있다. 이번 연구에서는 원인 불명의 위장관출혈 환자에서 진단율에 영향을 미치는 인자를 분석하여 캡슐내시경 시행에서 세분화된 적응증을 규명하고자 하였다. 대상 및 방법: 2002년 9월부터 2004년 9월까지 원인 불명의 위장관출혈을 주소로 고려대학교 안암병원에 내원하여 캡슐내시경 검사를 시행받은 116명을 대상으로 후향 연구를 진행하였다. 캡슐내시경 소견에 따라 비정상군과 정상군으로 환자를 분류하여 임상 특성, 검사 방법에 의한 진단율 차이를 분석하였다. 결과: 원인 불명의 위장관출혈 환자에서 캡슐내시경 진단율은 69%였고, 비스테로이드 항염증 약물에 유발된 궤양 병변이 19예, 혈관형성이상이 15예로 가장 흔한 소견이었다. 단변량 분석 및 다변량 분석에서 활동 출혈이 유의하게 진단을 예측할 수 있는 인자였다(p<0.05). 결론: 원인 불명의 위장관출혈을 진단할 때 캡슐내시경의 진단율은 69%였으며, 현성 출혈 환자군에서 진단율이 유의있게 높았다. 반복적인 검사에 따른 불편감 등을 고려할 때, 캡술내시경의 시행 시기와 대상은 혈변 및 흑색변의 증상이 있는 환자를 대상으로 시행하는 것을 우선적으로 고려해야 한다. Background/Aims: Capsule endoscopy (CE) has become a valuable modality for the detection of small bowel lesions. The usefulness of CE for obscure gastrointestinal (GI) bleeding has been established with an overall diagnostic yield of 60%. It is unknown whether CE is of equal value in all the patients or of greater benefit in selected groups in Korea. We evaluated the factors that affect the diagnostic yields of CE in patients with obscure GI bleeding. Methods: CE was performed in 126 consecutive patients [74 men and 52 women mean age:52.5 years (25-75 yrs), 23 with active bleeding] with obscure GI bleeding between September 2002 and July 2004. Patients were divided into two groups: those with documented bleeding lesions and those with non specific CE findings. We analyzed the clinical characteristics and other parameters that influenced the diagnostic yields of CE. Results: A definite or probable cause for obscure GI bleeding was found in 69% (80/116) of the patients. NSAID induced ulcer (16.4%) and angiodysplasia (12.1%) were the most common diagnoses. In patients with active bleeding, the diagnostic yield was significantly greater than that of the patients with occult bleeding (80% vs. 68.3%, p<0.05). However, there was no significant difference in parameters between patients with abnormal CE and those with normal CE in respect to gender, age, previous bleeding history, need for transfusion, cecum imaging, and bowel preparation. Conclusions: The diagnostic yield of CE in patients with obscure GI bleeding is 69%. It is significantly higher in patients with active bleeding. (Korean J Gastroenterol 2007;49:79-84)
강동훈(Dong Hoon Kang),전훈재(Hoon Jae Chun),송치욱(Chi Wook song),김창덕(Chang Duck Kim),류호상(Ho Sang Ryu),현진해(Jin Hai Hyun) 대한소화기학회 1994 대한소화기학회지 Vol.26 No.3
N/A To assess t.he safety of diagnostic laparoscopy, we monitored arterial oxygen saturation (SaO ) and EKG changes using pulse oxymeter and EKG monitor in 72 patients who un- derwent laparoscopy, not suffered from cardio-pulmonary disease. The baseline SaO, was 96.0+2.4'/o dnd it decresed t,o 94.0+3.0'/o during laparoscopy and to 94.2+3.4% aft.er laparoscopy(p<0.001). The baseline heart rate was 77.7+20.0/min and it increased to H4..'I-t17.9,/min during laparoscopy(p<0.01). The Holter F.KG changes in 22 patients over ii0 ycars old v;ere transient sinus t.achycardia in 27.3% and ST segment depression in 4.5 ,I,. In patients over 65 years olcl, with high tolerance score, the baseline saturation were not significantly different between other age and tolerance groups, but SaO, were de- <reased significantly through and after the procedure. We identified old age, and well tol- vrated patients during laparoscopy as independent risk factors for arterial oxygen satura- tiori. Ke recommend cont.inuous monit.oring anc1 giving supplemental oxygen to pat.ients ivith these high risk factors from outset of laparoscopy. (Korean J Gastroenterol 1994; 2h: 561-567)
진행성 위암환자에 대한 Epirubicin , Cisplatin , 경구 UFT 및 Leucovorin 복합항암화학요법의 효과
김열홍(Yeul Hong Kim),전훈재(Hoon Jai Chun),현진해(Jin Hai Hyun),윤소영(So Young Yoon),서재홍(Jae Hong Seo),최철원(Chul Won Choi),김병수(Byung Soo Kim),목영재(Young Jae Mok),김종석(Chong Suk Kim),김준석(Jun Suk Kim) 대한내과학회 1999 대한내과학회지 Vol.56 No.6
Objective : UFT plus leucovorin treatment had favorable activity and tolerable toxicity in patients with advanced stomach cancer. Recently, high response rates have been reported in patients with advanced stomach cancer with a schedule of epirubicin, cisplatin, and protracted infusion of 5-fluorouracil (5-FU). The advantage of long term oral administration of UFT is that this treatment might be used to mimic protracted infusions of 5-FU. Instead of inconvenience of infusion pump and intravenous catheter for protracted infusion of 5-FU, we administered UFT plus leucovorin in this treatment. Methods : Thirty-seven patients with locally advanced or metastatic stomach cancer received epirubicin, cisplatin, oral UFT plus leucovorin. Epirubicin 50 mg/m2 and cisplatin 60 mg/m2 were administered on day 1 by intravenous injection. UFT 360 mg/m2/day in conjunction with leucovorin administered at 25 mg/m2/day per os in divided daily doses for 21 days followed by a 7-day rest period. Courses were repeated every 4 weeks. The median age of the patients was 55 years with a median World Health Organization (WHO) performance status of 1. Patients received a median of four courses of treatment (range, 2 to 10). Results : Among 37 evaluable patients, two patients achieved complete response, and eighteen had partial responses, for an overall response rate of 54% (95% confidence interval; 39% to 70%). Stable disease was reported in 12 patients (32.5%) and another 5 (13.5%) showed disease progression. The median duration of survival was 10 months (range, 2 to 15+). The main toxicity was nausea/vomiting, leukopenia, diarrhea and oral mucositis. Significant toxicity (WHO grade 3 or 4) included leukopenia in fourteen patients (39.8%), nausea/ vomiting in eleven (29.7%), oral mucositis in five (13.5%), and diarrhea in four (10.8%) patients. Conclusion : We conclude that epirubicin, cisplatin, oral UFT plus leucovorin, a convenient out-patient regimen, has a significant activity in patients with stomach cancer and has tolerable toxicities.
식도에 위치한 날카로운 생선가시의 투명캡과 Detachable Snare를 이용한 내시경적 제거방법
이종수 ( Jong Soo Lee ),전훈재 ( Hoon Jai Chun ),이재민 ( Jae Min Lee ),황영재 ( Young Jae Hwang ),김승한 ( Seung Han Kim ),김은선 ( Eun Sun Kim ),진윤태 ( Yoon Tae Jeen ),이현주 ( Hyun Joo Lee ) 대한소화기학회 2013 대한소화기학회지 Vol.61 No.4
A sharp, impacted fish bone in the esophagus is an indication for urgent endoscopy. Endoscopic removal of such an object is a challenging task. An endoscopic protector hood is then used to remove the object. However, an endoscopic hood protector is not always available. In a patient with a large hiatal hernia, the protector hood may not return to the original shape when it passes through the gastroesophageal junction and therefore may not properly protect the esophageal mucosa from the sharp foreign body. In our case, it was impossible to deploy the endoscopic hood protector through the gastroesophageal junction despite multiple attempts. We propose an alternative solution for such cases. We safely removed a large sharp-edged flat fish bone that was folded and compressed using a detachable snare after releasing and pushing the fish bone into the stomach using an endoscope equipped with a transparent cap used for dilating the esophageal wall. This method of using an endoscopic cap and detachable snare is a safe, useful alternative for endoscopically removing a large sharp-edged flat foreign body from the upper gastrointestinal tract. This alternative technique has not been reported in the English medical literature. (Korean J Gastroenterol 2013;61:215-218)
위 간질종양의 기원 및 분화에 관한 연구 - 면역조직화학적 방법을 중심으로 -
박동규(Dong Kyu Park),전훈재(Hoon Jai Chun),천황래(Hwang Rae Chun),박재홍(Jae Hong Park),오용열(Yong Leul Oh),박철희(Chul Hee Park),진윤태(Yoon Tae Jin),이홍식(Hong Sik Lee),이상우(Sang Woo Lee),엄순호(Soon Ho Um),최재현(Jai Hyun Cho 대한내과학회 2002 대한내과학회지 Vol.63 No.1
Background: Gastrointestinal stromal tumors (GISTs) have the subject of debate and controversy regarding their histogenesis, criteria on malignancy, prognostic features, site-specificity and their nomenclature. These tumors have various phenotypical features and are generally divided into (1) tumors showing differentiation toward smooth muscle cells (2) tumors showing apparent differentiation toward neural elements (3) tumors showing dual differentiation toward smooth muscle and neural elements (4) tumors lacking differentiation toward either cell type (uncommitted type). This study was performed to identify the possible origin and differentiation of gastric stromal tumor. Methods: This study was performed on 38 patients who had gastric stromal tumors on endoscopy or endoscopic ultrasonography and confirmed by endoscopic or surgical resection between January 1994 and June 1999 at Department of Internal Medicine, Korea University College of Medicine. Formalin-fixed, paraffin-embedded tissues were studied by immunohistochemical method for detecting the presence of CD 34, CD 117, Vimentin, SMA, Desmin, S-100, PGP 9.5 and NSE. Results: The patients' age ranged from 26 to 81 years old, with an average age of 53.8 years. The male to female ratio was 1:1.2. Endoscopic resections were performed on 22 patients and surgical operations on 16 patients. The average tumor size was 25.3 mm in diameter. On immunohistochemical staining method, the uncommitted type was found in 18 patients (47.4%), of which 17 patients (94.4%) were CD117 (+), CD34 (+), Vimentin (+), 12 patients (31.6%) had muscular differentiation, 7 patients (18.4%) showed neural differentiation and 1 patient (2.6%) showed differentiation toward both neural and muscular immunohistochemical pattern. Conclusion: Gastric stromal tumors showed phenotypical diversity in immunohistochemical staining suggesting different histogenesis. Most uncommitted type had a phenotype of intersititial cells of Cajal (ICC) and this evidence supports the hypothesis that uncommitted type has the origin of ICC.(Korean J Med 63:14-22, 2002)
김은선(Eun Sun Kim),금보라(Bo Ra Keum),서연석(Yeon Seok Seo),이홍식(Hong Sik Lee),전훈재(Hoon Jai Chun),박성철(Sung Chul Park),박낙순(Nark Soon Park),김동곤(Dong Gon Kim),나재운(Jae Woon Nah),진윤태(Yoon Tae Jeen),조혜진(Hye Jin Cho) 한국고분자학회 2014 폴리머 Vol.38 No.3
위장관 종양 조직이 스텐트 내로 성장하는 것을 방지하는 피막형 스텐트가 개발되어 널리 사용되고 있으나 위산에 의한 막의 분해로 인해 스텐트 폐쇄나 파손이 있다. 이에 본 연구에서는 위산 환경하에서 막의 성분과 재질 농도에 따른 피막형 스텐트의 물성 변화와 안정성을 살펴보고자 하였다. 스텐트 막의 재질은 실리콘과 폴리우레탄을 사용하였고, 각각의 농도를 15%, 18%, 20%로 하여 제작된 스텐트를 pH 1.2 산성 용액에서 18주 동안 3주 간격으로변화를 관찰하였다. 피막을 분석한 결과 동일 농도에서 비교하였을 때 실리콘이 폴리우레탄보다 두껍고 균일하게코팅되었다. 인공 위액에 의한 폴리우레탄 피막의 분해가 실리콘 피막에 비해 심하였다. 반경 방향 팽창력의 크기는실리콘 피막이 폴리우레탄 피막에 비해 상대적으로 컸다. 반경 방향 팽창력과 변형 회복력 모두 인공 위액에서의침잠 기간이 경과함에 따라 점차 감소하였고, 폴리우레탄 피막 스텐트에서 감소율이 더 컸다. 결론적으로 실리콘 피막이 폴리우레탄에 비해 위산에 대해 안정성이 높음을 알 수 있었다. In membrane covered stent, occlusion and fracture from membrane degradation by gastric acid sometimesoccurred. Therefore, we investigated the physical properties of membrane covered stent according to its ingredient andconcentration in gastric acid environment. Membrane covered stents consisted of silicone and polyurethane with 15%,18%, 20% concentrations were used. After incubating stents in a condition of pH 1.2, we checked any changes at every3 weeks for 18 weeks. The changes of membrane surface, radial expansion and recovery force of stent were investigated. Coating thickness increased proportionally to an increase in ingredient concentration. Surface was evenly coated with siliconecompared to the case with polyurethane and its homogeneity was excellent in a high concentration. Degradationwas much severe in the case of polyurethane. The radial force of silicone was higher than polyurethane, and the decreaseof radial and recovery force was higher in the case of polyurethane. In conclusion, high concentration of silicone membranewas more stable than polyurethane in acid environment of in vitro study.