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증례 : 출혈을 동반한 위중복증(Gastric duplication) 1예
윤정호 ( Jeong Ho Yun ),최동구 ( Dong Gu Choi ),오수용 ( Su Yong Oh ),김선숙 ( Seon Sook Kim ),박종재 ( Jong Jae Park ),김유경 ( Yoo Kyung Kim ),최덕주 ( Deok Ju Choi ),박현철 ( Hyun Chul Park ),김주현 ( Ju Hyun Kim ),박성혜 ( Sun 대한소화기학회 1997 대한소화기학회지 Vol.29 No.6
Duplications of alimentary tract are unusual congenital anomalies composed of cystic or tubular structure that is closely attached or communicated with the gastrointestinal tract. Ileum is the most common site of duplications of alimentary tract, whereas the stomach is the least common site. The majority of gastric duplication is diagnosed at infancy and a few case is diagnosed at adult. We experienced a case of cystic gastric duplication in a 45 years-old female who had presented with hematemesis. About 2×2㎝ sized, round and elevated mass was noted at posterior wall of stomach on gastrofiberscopy. It was confirmed as cystic duplication after surgery.(Korean J Gastroenterol 1997;29:836-840)
박현철(Hyun Chul Park),박종재(Jong Jae Park),손민수(Min Su Son),이성광(Sung Kwang Lee),김주현(Ju Hyun Kim),박동균(Dong Kyun Park),김유경(Yu Kyeong Kim),최덕주(Deok Ju Choi),김선숙(Seon Sook Kim),박성혜(Sung Hye Park) 대한소화기학회 1997 대한소화기학회지 Vol.29 No.2
Collagenous eolitis is an uncommon condition of unknown etiology, charactcrized by chronic watery diarrbea and thickening of the subepithelial collagen band with chronic inflammation. We report two cases of collagenous colitis in a 23-year-old male and 35-year-old female who complain of chronic diarrhea and weight loss. Laboratory and radialogie studies were not remarkable. Colonoscopic examination showed no gross abnarmality but colonoscopic mucosal biopsy showed thickening of subepithelial collagen band and chmnic inflammation. (Korean J Gastroenterol 1997; 29: 252 - 257)
비경구적 약물 남용자에서 C형 간염 바이러스 유전자형의 분포
김주현,박현철,박동균,강동훈,김선숙,황유진,박종재,김유경,최덕주 대한소화기학회 2000 대한소화기학회지 Vol.35 No.4
Background/Aims: The distribution of hepatitis C virus (HCV) genotypes is different according to the geographic area, and intravenous drug users (IVDU) are quite susceptible to chronic hepatitis C. According to recent studies in Europe, IVDU was different from other risk groups in HCV genotype distribution. The aim of our study was to analyze the distribution of HCV-genotypes among IVDU in Korea. Methods: We studied 74 HCV-RNA-positive patients with chronic hepatitis C (male vs female: 2.7 vs 1; mean age: 40.8 years). HCV genotypes were determined using reverse transcription-polymerase chain reaction with genotype-specific primers according to Okamoto's method. The patients were classified into 3 groups (IVDU group, blood transfusion group, and unknown cause group) according to the transmission route. The genotype distribution of IVDU group was compared with those of others groups. Results: For all patients examined, the genotype frequencies were as follows: genotype 1b, 59.5%; 2a, 33.8%; 1a, 1.4%; 2b, 1.4%; mixed genotype 1b+2a, 1.4%. Genotype 1b and 2a were the most prevalent (93.3%). Among IVDU, the genotype frequencies were as follows: genotype 1b, 59.5%; 2a, 33.3%; 1a, 0%; 2b, 0%; mixed genotype 1b+2a, 2.4%. The IVDU group showed similar pattern in the genotype frequencies as compared with other groups. However, the mean age of IVDU group was significantly younger than those of other risk groups. Conclusions: Among IVDU in Korea, genotype 1b and 2a were the most prevalent, and the distribution of HCV genotypes was not different from those of other causes.
만서 C형 간염에서 G형 간염 바이러스 감염률과 혼합 감염이 임상 경과에 미치는 영향
김주현,박현철,박동균,강동훈,김선숙,황유진,박종재,하승연,김유경,최덕주 대한소화기학회 1999 대한소화기학회지 Vol.32 No.5
Background/Aims: Hapatitis G virus (HGV) is a recently discovered flavivirus, and thus, little is known about its clinical significance. It is frequently observed that patients with chronic hepatitis C are coinfected with HGV. The aims of this study were to assess the prevalence of HGV infection and to evaluate the impact of coinfection on the severity of liver disease in patients with chronic hepatitis C. Methods: Sera from 76 patients with chronic hepatitis C were examined to identify HGV-RNA by RT-PCR using primers from 5'-noncoding region. Then, the patients were classified into the HGV-RNA positive and negative groups, and clinical, laboratory, and histologic features were compared between the two groups, retrospectively. The severity of liver disease was assessed by the peak of ALT level and the mean value of Knodell's score. Results: Ten of 76 patients (13.2%) were cainfected with HGV. The positivity of HGV-RNA was higher in intravenous drug users than in others, which was not statistically significant, There were no significant differences in age, sex, liver function test, and histologic score between HGV-RNA positive and negative patients. Conclusions: HGV coinfection occurs frequently in patients with chronic hepatitis C, but does not seem to affect the severity of liver disease.
위암조직에서 Gastrin / Cholecystokinin Type B 수용체와 이성체의 발현
강동훈,김선숙,박종재,황유진,최덕주,오재환,이운기,유종현 대한소화기학회 2000 대한소화기학회지 Vol.36 No.2
Background/Aims: Gastrin exert a variety of biologic actions in the brain and gastrointestinal tract through cholecystokinin receptors. Gastrin/cholecystokinin type B receptor (CCK-BR) mRNA has been shown in some colorectal cell lines and gastrointestinal tumors. While human CCK-BR has been characterized, the relative role of their isoforms in gastrointestinal cancer remains unclear. We investigated expression of CCK-BR and its isoform in normal and malignant tissues obtained from patients with gastric cancer according to anatomic location of the primary lesion, histologic type, and extent of disease. Methods: RT-PCR was used to evaluate mRNA expression of CCK-BR and its isoforms in cancer and normal samples obtained from 44 patients with gastric adenocarcinoma. The expression of long-type isoform transcripts of CCK-BR was evaluated by Southern blot analysis. Results: CCK-BR was expressed in 33/44 (75%) of malignant tissues and 36/39 (92.3%) of normal tissues obtained from the patients. By AJCC classification, CCK-BR transcript was detected in 33.3% of patients in IA stage, 50% of IB, 54.5% of II, 81.8% of IIIA, and 100% of both IIIB and IV. Long-type isoform transcript of CCK-BR was detected in 14/30 (46.7%) of malignant tissues and 23/31 (74.2%) of normal tissues of patients with gastric cancer. Conclusions: In conclusion, the expression of CCK-BR indicates tumor grade and presence of metastatic disease, and loss of long isoform transcript of CCK-BR may be related with the processing of gastric cancer.
김철,김성태,김주현,윤명환,박현철,강동훈,김은아,김선숙,박종재,김유경,최덕주,강문보 대한소화기학회 2000 대한소화기학회지 Vol.35 No.4
Intestinal pancreatic fistula complicating acute pancreatitis usually follows surgical intervention or drainage of a pseudocyst or abscess. Occasionally, spontaneous intestinal fistula may develop due to the rupture of a pancreatic pseudocyst or abscess into the adjacent viscera, or the gastrointestinal necrosis secondary to vascular thrombosis in peripancreatic inflammation. Here, we report two cases of spontaneous duodenal fistula complicated by pancreas divisum-associated acute pancreatitis. One case occurred due to spontaneous rupture of a pseudocyst into the duodenum and the other case occurred by periduodenal panniculitis secondary to ductal disruption.