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이세준(Se Joon Lee),정재복(Jae Bock Chung),신현승(Hyun Seung Shin),강진경(Jin Kyung Kang),송시영(Si Young Song),박인서(In Suh Park) 대한소화기학회 1997 대한소화기학회지 Vol.29 No.1
N/A Background/Aims: The serum tumor markers, such as CEA and CA19-9, for gastric cancer have been used but their positive rates are not high. In this study the value of a new serum marker, CA72-4, was compared with the serum activities of CEA and CA19-9 in a consecutive series of patients with gastric cancer. Methods: Fifty-three patients(35 men and 18 women; mean age, 60 years) with histologically diagnosed adenocarcinoma of the stomach, were evaluated. Serum TAG-72 antigen was determined by a double determinant radioimmunometric assay kit, CA72-4, and serum CEA and CA19-9 levels were also measured. Results: CA72-4 had a very high specificity(100%) for benign gastric disease. In gastric carcinoma, the positive rate of CA72-4 was 28% and was not so different to that of CA19-9, 34%, and CEA, 32%. There was significantly increased positive rates of CA72-4, CA19-9 and CEA in patients with advanced gastric cancer than those with early gastric cancer(p<0.01) but no significant difference in CA72-4, CA19-9 and CEA. There was no significant difference in positive rates of CA72-4, CA19-9 and CEA in patients with distant metastases or lymph node metastases than those without metastases. The positive rates of combined use of serum CA72-4 and CA19-9, CA72-4 and CEA, and CA72-4, CA19-9 and CEA were 43%, 45% and 51%. Conclusions: The results of this study suggest that CA72-4 is not better in the serodiagnosis of gastric cancer than conventional tumor markers, CA19-9 and CEA. However, despite considerable numbers of advanced gastric cancer patients with positive CA72-4, there is little clinical significance of CA72-4 in the serodiagnosis of gastric cancer. (Korean J Gastroenterol 1997; 29:9 - 16)
이세준(Se Joon Lee),심원흠(Won Heum Shim),최원(Won Choi),이명래(Myung Rae Lee),김용진(Yong Jin Kim),정남식(Nam Sik Chung) 대한내과학회 1991 대한내과학회지 Vol.40 No.1
Cor triatriatum is a rare congenital heart anomaly having an intra-atrial membrane and frequently associated atrial septal defect or anomalous pulmonary venous return. A case of cor triatriatum with rheumatic mitral stenosis is reported. This 30-year-old female patient was admitted to the hospital because of dyspnea and general weakness for 3 years. An intra-atrial membrane which separates the left atrium into two chambers and a thickened and narrow mitral valve were noted on 2-dimensional and transesophageal echocardiography. Percutaneous mitral balloon valvuloplasty was performed and she was discharged without dyspnea.
이상훈 ( Sang Hun Lee ),황성준 ( Seoung Joon Hwang ),이세준 ( Se Joon Lee ),백용한 ( Yong Han Baeg ),이상인 ( Sang In Lee ),이광훈 ( Kwang Hun Lee ),이동기 ( Dong Ki Lee ) 대한내과학회 2005 대한내과학회지 Vol.69 No.-
Emphysematous cholecystitis is an unusual variant of acute cholecystitis caused by gas-forming organisms. It is characterized by the presence of gas in the gall bladder lumen, wall or pericholecystic tissues. It is thought to be a rare but life-threatening disease with high morbidity and mortality rates than those for other types of acute cholecystitis. Management of emphysematous cholecystitis is surgical removal of gallbladder. Recently, percutaneous cholecystostomy drainage is employed in patients with complications such as perforation and in those who have high surgical risk. It is demonstrated to lower the surgical mortality rates, but it still does not obviate the need for surgical removal of the gallbladder. Percutaneous cholecystostomy may be used for definite therapeutic procedure of emphysematous cholecystitis and we report a case of emphysematous cholecystitis that was cured by the percutaneous cholecystotomy without surgical procedure. (Korean J Med 69:S777-S781, 2005)
상아질과 Gutta-Percha에 대한 근관충전용 Sealer의 결합강도의 측정
허미자,유미경,이세준,이광원,Her, Mi-Ja,Yu, Mi-Kyung,Lee, Se-Joon,Lee, Kwang-Won 대한치과보존학회 2003 Restorative Dentistry & Endodontics Vol.28 No.1
The purpose of this study was to investigate the bonding of resin- based root canal sealer, AH26 when the sealer was applied as a thin layer between dentine and gutta-percha surface. In this study forty non-caries extracted human molars and resin-based root canal sealer(AH 26, DeTrey/Dentsply, Germany) were used. Disks of gutta-percha, 6mm in diameter.6mm thick (Diadent/Dentsply, Korea) for thermoplastic obturation were used and dentin surfaces were treated with 2% NaOCl(Group 1) or 2%NaOCl+17% EDTA(Group 3). Disks of gutta-Percha, 6mm in diameter.6mm thick (Diadent/Dentsply, Korea) for conventional obturation were used and dentin surface were treated with 2% NaOCl(Group 2) or 2%NaOCl+17% EDTA(Group 4). Enamel was removed by a horizontal section 1mm below the deepest portion of the central occlusal groove by using a watercooled low speed diamond saw. A second horizontal section was done around cementoenamel junction. Exposed dentin surface was cut to approximately $8{\times}8{\;}mm$ rectangular shape and was ground against 320, 400, 600 grade silicon carbide abrasive paper serially. After grinding, the dentine surface were soaked in a solution of 2% NaOCl for 30 minutes and twenty of specimens were treated with 17% EDTA solution for 1 minute. The treated specimens were washed and dried, Root canal sealer, AH26 was prepared according to the manufacture's instructions The Gutta-percha and dentin surface were coated with a thin layer of the freshly mixed seal or. The specimens were left overnight at room temperature. After their initial set, they were transferred to an incubator at $37$^{\circ}C$ for 72 h. After 72 hours, resin blocks were made. The resin block was serially sectioned vertically into stick of $1{\cdot}1mm$. Twenty sticks were prepared from each group. After that, tensile bond strength f3r each stick was measured with Microtensile Tester Failure patterns of the specimens at the interface between gutta-percha and dentin were observed under the SEM(x1000) and Stereomicroscope (LEICA M42O, Meyer Inst., TX U.S.A) at 1.25 x25 magnification. The results were statistically analysed by using a One-way ANOVA and Tukey's test. The results were as follows; 1. Tensile bond strengths($mean{\pm}SD$) were expressed with ascending order as follows: Group 1, $3.09{\pm}$ 1.05Mpa : Group 2, $6.23{\pm}1.16MPa$ : Group 3, $7.12{\pm}1.07MPa$ : Group 4, $10.32{\pm}2.06MPa$. 2. Tensile bond strengths of the group 2 and 4 used disks of gutta-percha for conventional obturation were significantly higher than that of the group 1 and 3 used fir thermoplastic obturation. (p < 0.05). 3. Tensile bond strengths of the group 3 and 4 treated with 2% NaOC1+17% EDTA were significantly higher than that of the group 1 and 2 treated with 2% NaOCl. (p < 0.05). 4. In analysis of failure patterns at the interface between sealer and gutta-percha, there were observed 49 (61%)cases of adhesive failure patterns and 31 (39%) cases of mixed failures patterns.
오석진 ( Seok Jin Oh ),이세준 ( Se Joon Lee ),이활연 ( Hwal Youn Lee ),백용한 ( Yong Han Paik ),이동기 ( Dong Ki Lee ),이관식 ( Kwan Sik Lee ),정재복 ( Jae Bock Chung ),유정식 ( Jeong Sik Yu ),윤동섭 ( Dong Sup Yoon ) 대한소화기학회 2009 대한소화기학회지 Vol.54 No.3
Background/Aims: Intraductal papillary mucinous neoplasm (IPMN) of the pancreas has a favorable prognosis, but seems to be associated with a high incidence of extrapancreatic tumors. The purpose of this study was to evaluate the incidence and clinicopathological features of extrapancreatic tumors associated with IPMN. Methods: Thirty-seven patients with IPMN of the pancreas, confirmed by surgical resection and typical findings of endoscopic ultrasonography and CT imaging between October 1, 1998 and August 31, 2006 were included. Seventeen patients were diagnosed with surgical resection and biopsy, and others by typical imaging findings of IPMN. These patients were examined for the development of extrapancreatic tumors. Results: Of 37 patients with IPMN, 14 (38%) had 18 extrapancreatic tumors, and 10 (27%) had 13 extrapancreatic malignancies. Five, six, and two extrapancreatic malignancies had diagnosed before during, and after the diagnosis of IPMN. Gastric adenocarcinoma (3 patients, 23%) and colorectal carcinoma (3 patients, 23%) were the most common neoplasms. Other extrapancreatic tumors included lung cancer (n=2), prostatic cancer (n=1), renal cell carcinoma (n=1), cholangiocelluar carcinoma (n=1), urinary bladder cancer (n=1), and gallbladder cancer (n=1), respectively. As benign tumor, there were two gallbladder adenoma, one gastric adenoma, one colonic adenoma and one benign ovarian cystic neoplasm, respectively. Conclusions: IPMN is associated with high incidence of extrapancreatic tumors, particularly gastric and colorectal neoplasms. Upper gastrointestinal endoscopy and colonoscopy should be done, and systemic surveillance for the possible occurrence of other tumors may allow early detection of extrapancreatic tumor in patients with IPMN. (Korean J Gastroenterol 2009;54:162-166)
증례 식도 상부의 이소성 위점막에서 발생한 원발성 선암
이중민 ( Jung Min Lee ),박승우 ( Seung Woo Park ),배상운 ( Sang Woon Bae ),김재학 ( Jae Hak Kim ),감창우 ( Chang Woo Gham ),이세준 ( Se Joon Lee ),송시영 ( Si Young Song ),정재복 ( Jae Bock Chung ),강진경 ( Jin Kyung Kang ) 대한소화기학회 2003 대한소화기학회지 Vol.41 No.3
The incidence of esophageal adenocarcinoma is steadily increasing. Most of them, however, are attributable to adenocarcinoma arising from the lower esophagus, which is quite contrary to rare incidence of upper esophageal adenocarcinoma. The origins of esophageal adenocarcinoma are postulated to be Barrett`s esophagus, ectopic gastric mucosa, and esophageal gland. Barrett`s esophagus is widely accepted as being associated with lower esophageal adenocarcinoma. On the other hand, ectopic gastric mucosa, which is believed to remain due to congenital defect during the developmental stage and which is found as many as 10% of routine esophagogastroscopy, has been rarely proven to be the origin of upper esophageal adenocarcinoma. In Korea, to our knowledge, no case has been reported yet, and we herein report a case of upper esophageal adenocarcinoma originated from ectopic gastric mucosa with a brief review of previous reports. (Korean J Gastroenterol 2003;41:224-228)
안상훈 ( Sang Hoon Ahn ),박승우 ( Seung Woo Park ),정재복 ( Jae Bock Chung ),이진헌 ( Jin Heon Lee ),이세준 ( Se Joon Lee ),정준표 ( Jun Pyo Chung ),송시영 ( Si Young Song ),강진경 ( Jin Kyung Kang ) 대한췌담도학회 1999 대한췌담도학회지 Vol.4 No.1
The Mirzzi syndrome, which occurs in 0.7~1.4% of patients undergoing cholecystectomy, is an unusual benign obstruction of common hepatic duct resulting from ex-trinsic compression by a gallstone impacted in either the neck of the gallbladder or the cystic duct. The aim of this study is to investigate the clinical features of Mirizzi syndrome. From January 1989 to April 1998, among 1,320 patients with gallstone disease, 17 patients were diagnosed as having Mirizzi syndrome at Severance Hospital. Their medical records were reviewed and their clinical, radiological, and surgical features were analysed retrospectively. The incidence of Mirizzi syndrome was 1.3% (17/1320). Included patients comprised of 12 males and 5 females, with an average age of 59.0 years (range 3~86). 2. The presenting symptoms were right upper quadrant pain 11(64.7%), followed by jaundice 9 (52.9%), indigestion 7 (41.2%), nausea 6 (35.3%), fever 2 (11.8%), and pruritus 2 (11.8%). 3. According to the Cse-ndes` classification, the cases were categorized into type I 12 cases (70.5%), type Ⅱ 1 case(5.99%), type Ⅲ 2 cases (11.8%), and type Ⅳ 2 cases(11.8%). 4. Open cholecystectomy was applied to nine patients. Three patients who were believed to be unfit for surgery because of high risk were treated by endoscopic approach. There was no procedure-related complication. The Mirizzi syndrome is an unusual complication of gallstone disease. Though accurate diagnosis and cholecystectomy is a rational option, medical treatment can be performed in selected patients who are unfit for surgery.