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박영실 ( Young Sil Park ),정우철 ( Woo Chul Chung ),이강문 ( Kang Moon Lee ),이보인 ( Bo In Lee ),천지성 ( Ji Sung Chun ),장우임 ( U Im Chang ),양진모 ( Jin Mo Yang ),최규용 ( Kyu Yong Choi ),정인식 ( In Sik Chung ) 대한소화기학회 2006 대한소화기학회지 Vol.48 No.3
Gastric ulcer bleeding in neonatal period, mainly in preterm newborn babies or in neonates treated in intensive care units, is relatively frequent, However the occurrence of significant gastric ulcer bleeding in healthy full term infants is unusual. We experienced a case of massive upper gastrointestinal (GI) bleeding in a 3-day-old healthy full term infant. Endoscopic examination confirmed the presence of gastric ulcerations. Treatment was initiated with transfusion and histamine 2 receptor antagonist, and the clinical signs resolved. Mother`s serum antibody to Helicobacter pylori (H. pylori) was positive. We collected stool of the patient including other 17 infants in the intensive care unit. A highly sensitive semi-nested PCR for H. pylori DNA was performed, but all infants including the patient revealed negative. H. pylori infection is not related with upper GI bleeding in healthy full term infants. In conclusion, the diagnosis of upper GI bleeding in infant can be easily made by means of pediatric endoscopy, which is a simple and a well tolerated examination. (Korean J Gastroenterol 2006;48:210-214)
췌장 종괴를 형성하고 스테로이드에 호전을 보인 2형 자가면역 췌장염
전연주 ( Yeon Joo Chun ),장재혁 ( Jae Hyuck Chang ),이인석 ( In Seok Lee ),이장은 ( Jang Eun Lee ),정문경 ( Mun Kyung Chung ),정찬권 ( Chan Kwon Jung ),최명규 ( Myung Gyu Choi ),정인식 ( In Sik Chung ) 대한소화기학회 2011 대한소화기학회지 Vol.58 No.1
Autoimmune pancreatitis (AIP) has two distinct subsets. Type 1 AIP or lymphoplasmacytic sclerosing pancreatitis is systemic disease with the elevation in serum levels of the IgG4. Type 2 AIP, also called duct-centric pancreatitis, features granulocyte epithelial lesions with duct obstruction in the pancreas without systemic involvement. Here, we report a case of type 2 AIP diagnosed by pathology, which is the first report in Korea. The case is a 56-year-old woman who presented with anorexia and vomiting. Computed tomography revealed mass-like lesion in the pancreatic head and the compression of the distal common bile duct and the head portion of the main pancreatic duct. Serum levels of the IgG4 were normal. Histologic examination revealed a dense neutrophil infiltration in the pancreatic parenchyme associated with extensive fibrosis, thereby confirming the diagnosis of type 2 AIP. The abnormalities in the clinical, laboratory, and radiological findings improved after oral steroid treatment. (Korean J Gastroenterol 2011;58:53-57)
김영환(Young Hwan Kim),채현석(Hiun Suk Chae),조영석(Young Seok Cho),이보인(Bo In Lee),김병욱(Byung Wook Kim),김성수(Sung Soo Kim),한석원(Sok Won Han),이창돈(Chang Don Lee),최규용(Kyu Yong Choi),차상복(Sang Bok Cha),정인식(In Sik Chun 대한내과학회 2002 대한내과학회지 Vol.63 No.3
Background : It has been known that bone metastasis rarely occurs in gastric cancer, compared with lung and breast cancers. But its incidence is variable according to authors and has not been reported in Korea. We investigated the incidence and related clinical parameters of bone metastasis. Methods : We studied a total of 226 gastric cancer patients who were diagnosed by endoscopic biopsy at Our Lady of Mercy Hospital and UiJongBu St. Mary's Hospital from 1993 to 2000. We performed abdominal CT and bone scan at the time of cancer diagnosis in all patients. The data of parameters including gross findings on gastrofibroscopy, histology, laboratory findings were obtained for analysis. Results : 226 patients (male : 158 patients, female : 68 patients) were included and their mean age was 58.9±13.0 years. The rate of early gastric cancer was 24.8% and 75.2% for advanced cancer. The incidence of bone metastasis based on bone scintigram was 11.9% (27/226 subjects) and the main involvement sites were spine (81.5%), rib (74.1%), skull (29.6%), pelvis (14.8%). The incidence was higher in advanced stage or corpus location or elevated CEA level. Other parameters including age, sex, pathology, endoscopic gross morphology, levels of Ca, alkaline phosphatase were not significant in relation to bone metastasis. Bone metastasis was more related to lung metastasis than liver metastasis. Conclusion : In our study, bone metastasis is not rare in gastric cancer. Therefore, the evaluation of it should be performed selectively according to the staging, tumor location and tumor marker level.(Korean J Med 63:322-328, 2002)
볏짚의 Nafion 가수분해물에 대한 Pichia stipitis CBS 5776 의 에탄올 발효
정인식(In Sik Chung),전재근(Jae Kun Chun) 한국응용생명화학회 1994 Applied Biological Chemistry (Appl Biol Chem) Vol.37 No.5
Use of a solid superacid (Nafion) in hydrolysis of rice straw was investigated focusing on the fermentability of the hydrolyzates by Pichia stipitis CBS 5776. Comparisons were made with the hydrolyzates produced by a conventional method of sulfuric acid treatment. The Nafion-catalyzed hydrolyzates of rice straw exhibited low level of inhibition for both cell growth and fermentation in comparison to the hydrolyzates produced by sulfuric acid. Pichia stipitis cells were able to produce ethanol by fermentation of Nafion-catalyzed hydrolyzates when the inoculum level exceeded 3.2 g dry cells/ℓ.
최황(Hwang Choi),박수헌(Soo Heon Park),김석은(Suk Eun Kim),조세현(Se Hyun Cho),한준열(Jun Yeul Han),최명규(Myung Gyu Choi),박종원(Chong Won Park),김춘추(Chun Choo Kim),정인식(In Sik Chung),정규원(Kyu Won Chung),선희식(Hee Sik Sun),김 대한내과학회 1995 대한내과학회지 Vol.49 No.2
Graft-versus-host disease(GVHD) is a major cause of morbidity and mortality following bone marrow transplantation(BMT). Moderate to severs GVHD occurs in nearly one half of recipients of HLA identical sibling BMT, and 10-30% of these patients die due to acute GVHD or its complications. Target organs injured by GVHD include the skin, liver, and gastrointestinal tract. The clinical staging and grading of acute GVHD are based on the degree of target organ damage. In Korea, the occurrence of GVHD is about 20%. We report four typical eases of histologically con- firmed GUHD after allogeneic BMT, and review the literature to compare the difference in primary ill-ness, clinical manifestations, and disease progression.
이보인(Bo In Lee),박성규(Sung Kyu Park),정용학(Yong Hak Jung),윤종현(Chong Hyeon Yoon),방춘상(Chun Sang Bang),채현석(Hiun Suk Chae),이창돈(Chang Don Lee),정인식(In Sik Chung),차상복(Sang Bok Cha),박두호(Doo Ho Park),김부성(Boo Sung K 대한내과학회 1997 대한내과학회지 Vol.53 No.3
Systemic lupus erythematosus is a disease of unknown cause which involves various organs and primary involvement of urinary bladder is very rare. We experienced a case of a female patient with SLE and urologic manifestations (interstitial cystitis, hydroureters and hydronephrosis), which were resolved spontaneously without any immunosuppressive therapy. There was no significant correlation between clinical course and disease activity index.
안리숙(Li Suk An),나종순(Jon Soon Na),김상우(Sang Woo Kim),전희경(Hee Kyung Chun),김병수(Byung Soo Kim),정재열(Jae Yeul Jung),오수혁(Soo Hyuk Oh),김재광(Jae Kwang Kim),정인식(In Sik Chung) 대한소화기학회 1996 대한소화기학회지 Vol.28 No.6
Gastrointestinal tract involvement with hepatocellular carcinoma is rarely reponed ei en in the A.,ia and the Africa v;here this carcinoma is one of the relatevely common malignancies. We preserit a case of a 48-year-old man with duodenal bulh metastasis of hepatocellular carcincma, who died because of rnassive hernaternesis, 2 months later. One case v,ith rapicl duoJenal neiastasis ot' hepatocellular carcinorna is reported with the relevant literatures are reviewecl. (Korean J Gastroenterol 1995;27: 888 - 892)
정규원(Kyu Won Chung),정환국(Whan Kook Chung),선희식(Hee Sik Sun),정인식(In Sik Chung),이흥현(Heung Hyun Lee),이만영(Man Young Lee),김용수(Yong Soo Kim),김춘추(Chun Choo Kim),김병기(Byung Kee Kim) 대한소화기학회 1984 대한소화기학회지 Vol.16 No.2
Aplastic anemia is rare, severe complication of viral hepatitis. Over 200 cases have been reported in the literature, but only recently the virological studies have been carefully implicated. There have been reports of fatal aplastic anemia associated with type-A virus, type-B virus and non-A, non-B hepatitis. We report a 35-year-old man, who found to have severe aplastic anemia associated with fulminant hepatitis: Virological studies suggested that it was probably non-A, non-B hepatitis.