Seung Jae Myung

Summary

Affiliation: University of Ulsan
Country: Korea

Publications

  1. pmc Effect of biofeedback therapy in constipation according to rectal sensation
    Ji Yong Ahn
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Gut Liver 7:157-62. 2013
  2. ncbi request reprint [Role of prostaglandins in colon cancer]
    Seung Jae Myung
    Division of Gastroenterology, Asan Digestive Disease Research Institute, Asan Medical Center, University of Ulsan College of Medicine, Songpa Gu, Seoul, Korea
    Korean J Gastroenterol 51:274-9. 2008
  3. ncbi request reprint False-negative results at multi-detector row CT colonography: multivariate analysis of causes for missed lesions
    Seong Ho Park
    Departments of Radiology and Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, 388 1 Poongnap dong, Songpa Gu, 138 040 Seoul, Korea
    Radiology 235:495-502. 2005
  4. ncbi request reprint Clinical usefulness of telomerase for the detection of colon cancer in ulcerative colitis patients
    Seung Jae Myung
    Division of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Gastroenterol Hepatol 20:1578-83. 2005
  5. doi request reprint Risk factors and outcome of acute severe lower gastrointestinal bleeding in Crohn's disease
    Kyung Jo Kim
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
    Dig Liver Dis 44:723-8. 2012
  6. ncbi request reprint CT of prominent pericolic or perienteric vasculature in patients with Crohn's disease: correlation with clinical disease activity and findings on barium studies
    Seung Soo Lee
    Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Gu, Seoul, 138 736, Korea
    AJR Am J Roentgenol 179:1029-36. 2002
  7. ncbi request reprint Effect of electrical stimulation in constipated patients with impaired rectal sensation
    Hye Sook Chang
    Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Pungnap dong, Songpa Gu, 138 736 Seoul, Korea
    Int J Colorectal Dis 18:433-8. 2003
  8. pmc 15-hydroxyprostaglandin dehydrogenase in colorectal mucosa as a potential biomarker for predicting colorectal neoplasms
    Hyo Jeong Lee
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Korean Med Sci 28:1154-60. 2013
  9. ncbi request reprint A prospective analysis of low-grade gastric malt lymphoma after Helicobacter pylori eradication
    Seong Soo Hong
    Division of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Songpa Gu, Seoul, Korea
    Helicobacter 11:569-73. 2006
  10. ncbi request reprint [Clinical usefulness of glucocorticoid receptor beta expression and NF-kappaB activity in patients with ulcerative colitis]
    Kyu Jong Kim
    Division of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 45:103-10. 2005

Collaborators

Detail Information

Publications88

  1. pmc Effect of biofeedback therapy in constipation according to rectal sensation
    Ji Yong Ahn
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Gut Liver 7:157-62. 2013
    ..Thus, we aimed to assess the effect of BFT in constipated patients according to the presence of RH...
  2. ncbi request reprint [Role of prostaglandins in colon cancer]
    Seung Jae Myung
    Division of Gastroenterology, Asan Digestive Disease Research Institute, Asan Medical Center, University of Ulsan College of Medicine, Songpa Gu, Seoul, Korea
    Korean J Gastroenterol 51:274-9. 2008
    ..This review presents current knowledge about the role of prostaglandins and associated proteins in colorectal cancer development and progression...
  3. ncbi request reprint False-negative results at multi-detector row CT colonography: multivariate analysis of causes for missed lesions
    Seong Ho Park
    Departments of Radiology and Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, 388 1 Poongnap dong, Songpa Gu, 138 040 Seoul, Korea
    Radiology 235:495-502. 2005
    ..To determine causes of false-negative results at multi-detector row computed tomographic (CT) colonography and determine presumptive causes with logistic regression analysis...
  4. ncbi request reprint Clinical usefulness of telomerase for the detection of colon cancer in ulcerative colitis patients
    Seung Jae Myung
    Division of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Gastroenterol Hepatol 20:1578-83. 2005
    ..The aims of our study were to determine whether assays for telomerase and TERT may be useful in the diagnosis of CRC developed in UC patients...
  5. doi request reprint Risk factors and outcome of acute severe lower gastrointestinal bleeding in Crohn's disease
    Kyung Jo Kim
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
    Dig Liver Dis 44:723-8. 2012
    ..We aimed to identify risk factors for acute lower gastrointestinal bleeding in patients with Crohn's disease and assess the cumulative probability of rebleeding in relation to therapeutic modality...
  6. ncbi request reprint CT of prominent pericolic or perienteric vasculature in patients with Crohn's disease: correlation with clinical disease activity and findings on barium studies
    Seung Soo Lee
    Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Gu, Seoul, 138 736, Korea
    AJR Am J Roentgenol 179:1029-36. 2002
    ..OBJECTIVE. The purpose of this study was to correlate CT findings of prominent pericolic or perienteric vasculature with clinical disease activity, treatment methods, and barium enema study findings in patients with Crohn's disease...
  7. ncbi request reprint Effect of electrical stimulation in constipated patients with impaired rectal sensation
    Hye Sook Chang
    Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Pungnap dong, Songpa Gu, 138 736 Seoul, Korea
    Int J Colorectal Dis 18:433-8. 2003
    ..Electrical stimulation therapy (EST) has recently been used to treat patients with urinary and/or fecal incontinence. This study evaluated the efficacy of EST in constipated patients, especially those with impaired rectal sensation...
  8. pmc 15-hydroxyprostaglandin dehydrogenase in colorectal mucosa as a potential biomarker for predicting colorectal neoplasms
    Hyo Jeong Lee
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Korean Med Sci 28:1154-60. 2013
    ..333). Hence, 15-PGDH in normal-appearing colorectal mucosa can be a useful biomarker of field effect for the prediction of sporadic synchronous neoplasms. ..
  9. ncbi request reprint A prospective analysis of low-grade gastric malt lymphoma after Helicobacter pylori eradication
    Seong Soo Hong
    Division of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Songpa Gu, Seoul, Korea
    Helicobacter 11:569-73. 2006
    ..The aims of this study were to analyze the rate and the interval to reach complete remission (CR), and to assess the rate and the factors affecting recurrence of MALT lymphoma...
  10. ncbi request reprint [Clinical usefulness of glucocorticoid receptor beta expression and NF-kappaB activity in patients with ulcerative colitis]
    Kyu Jong Kim
    Division of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 45:103-10. 2005
    ..The aims of this study were to clarify whether these factors may predict the responsiveness before treatment...
  11. ncbi request reprint Massive small bowel bleeding in a patient with amyloidosis
    Hye Sook Chang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Gastrointest Endosc 59:126-9. 2004
  12. ncbi request reprint Clinicopathologic features of ileocolonic malignant lymphoma: analysis according to colonoscopic classification
    Seung Jae Myung
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Gastrointest Endosc 57:343-7. 2003
    ..The aims of this study were to classify primary ileocolonic lymphomas according to colonoscopic findings and to determine the clinicopathologic relationship according to classes...
  13. ncbi request reprint The role of colonoscopy in the diagnosis of appendicitis in patients with atypical presentations
    Hye Sook Chang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Gastrointest Endosc 56:343-8. 2002
    ..The aims of this study were to describe the colonoscopic features of appendicitis and to determine whether colonoscopy can be used as an adjunct for the diagnosis of appendicitis in patients with atypical presentations...
  14. doi request reprint Clinical features and long-term prognosis of Crohn's disease in Korea
    Byong Duk Ye
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Scand J Gastroenterol 45:1178-85. 2010
    ..However, the clinical features and course of CD in Asian patients remain unclear. Therefore, we investigated the clinical features and long-term prognosis of CD in a Korean population...
  15. ncbi request reprint [Comparison of double balloon enteroscopy and small bowel series for the evaluation of small bowel lesions]
    Ji Yun Jo
    Department of Internal Medicine, Ulsan University College of Medicine, Asan Medical Center, Seoul, Korea
    Korean J Gastroenterol 48:25-31. 2006
    ..The role of double balloon enteroscopy (DBE) is still evolving. The aim of this study was to compare the diagnostic yield of DBE with that of small bowel series (SBS)...
  16. doi request reprint Risk stratification for advanced proximal colon neoplasm and individualized endoscopic screening for colorectal cancer by a risk-scoring model
    Hye Won Park
    Health Promotion Center, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Gastrointest Endosc 76:818-28. 2012
    ..Only 30% to 40% of patients with advanced proximal neoplasms (APN) have distal colon neoplasms...
  17. ncbi request reprint [Measurement of telomerase activity and telomerase reverse transcriptase expression in gastric fluid and tissue for early diagnosis of stomach cancer]
    Hyun Ju Lee
    University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Korean J Gastroenterol 42:183-9. 2003
    ..This study was performed to evaluate the usefulness of telomerase activity in gastric washing fluid and TERT expression in tissue as a marker for early diagnosis of stomach cancer...
  18. ncbi request reprint [A case of enteropathy-associated T-cell lymphoma presenting with recurrent hematochezia]
    Dong Hoon Yang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Songpa Gu, Seoul, Korea
    Korean J Gastroenterol 42:527-32. 2003
    ..Both celiac sprue and EATL are very rare diseases in Asia, except India and Middle East. We report a 60-year-old male diagnosed as having EATL after segmental small bowel resection, who presented with recurrent gastrointestinal bleeding...
  19. doi request reprint 15-hydroxyprostaglandin dehydrogenase is downregulated and exhibits tumor suppressor activity in gastric cancer
    Ho June Song
    Asan Digestive Disease Research Institute and Asan Institute for Life Sciences, Seoul, Korea
    Cancer Invest 29:257-65. 2011
    ..We found that EGFR and ERK1/2 inhibitors clearly increased the expression of 15-PGDH in KATO III cells. Our findings demonstrate both downregulation and a tumor suppressor activity of 15-PGDH in gastric cancer...
  20. doi request reprint Efficacy of hepatitis A vaccination and factors impacting on seroconversion in patients with inflammatory bowel disease
    Sang Hyoung Park
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea and Division of Gastroenterology, Department of Internal Medicine, Inje University Ilsan Paik Hospital, Gyeonggi Do, Korea
    Inflamm Bowel Dis 20:69-74. 2014
    ....
  21. ncbi request reprint [Association of Toll-like receptor gene with Crohn's disease in Koreans]
    Byong Duk Ye
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Korean J Gastroenterol 54:377-83. 2009
    ..Recently, TLRs have been identified as susceptibility genes for Crohn's disease (CD) in several studies from Western populations. We investigated the association of genetic variations in TLR4 and TLR9 with CD in Korean population...
  22. doi request reprint Colonoscopic findings and histologic diagnostic yield of colorectal endometriosis
    Kyung Jo Kim
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Clin Gastroenterol 45:536-41. 2011
    ..No study has systematically investigated the colonoscopic findings and histologic diagnostic yield in the diagnosis of colorectal endometriosis...
  23. ncbi request reprint Analysis of PTEN gene mutations in Korean patients with Cowden syndrome and polyposis syndrome
    Dae Kyoum Kim
    Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Dis Colon Rectum 48:1714-22. 2005
    ..We analyzed the DNA of various organs and lesions in Korean patients with Cowden syndrome, their family members, and patients with familial adenomatous polyposis for germline or somatic PTEN mutations...
  24. doi request reprint Clinical characteristics of ulcerative colitis associated with primary sclerosing cholangitis in Korea
    Byong Duk Ye
    Department of Gastroenterology, Center for Medical Research and Information, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Inflamm Bowel Dis 17:1901-6. 2011
    ..However, the prevalence of PSC in UC patients together with the clinical characteristics and outcomes of UC associated with PSC (UC-PSC) are not clear in Asians...
  25. ncbi request reprint Functional constipation with impaired rectal sensation improved by electrical stimulation therapy: report of a case
    Hye Sook Chang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Dis Colon Rectum 47:933-6. 2004
    ..Furthermore, the desire and urge threshold volumes were remarkably decreased. We report this case of constipation with impaired rectal sensation possibly treated by electric stimulation therapy...
  26. doi request reprint Endoscopic submucosal dissection with or without snaring for colorectal neoplasms
    Jeong Sik Byeon
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Gastrointest Endosc 74:1075-83. 2011
    ..Despite a high en bloc resection rate, its technical difficulty and risk of complications limit the widespread use of colorectal endoscopic submucosal dissection (ESD)...
  27. pmc Inhibition of 15-hydroxyprostaglandin dehydrogenase by Helicobacter pylori in human gastric carcinogenesis
    Yeon Mi Ryu
    Asan Digestive Disease Research Institute and Asan Institute for Life Sciences, Seoul, Korea
    Cancer Prev Res (Phila) 6:349-59. 2013
    ..This process is mediated by the TLR4/MyD88 pathway via ERK1/2 or EGFR-Snail transcriptional regulation. 15-PGDH may be a useful marker and a potential therapeutic target in H. pylori-induced gastric carcinogenesis...
  28. doi request reprint Endoscopic submucosal dissection for treatment of rectal carcinoid tumors
    Hye Won Park
    Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Gastrointest Endosc 72:143-9. 2010
    ..Endoscopic submucosal dissection (ESD), a new method for large colorectal neoplasm resection, may overcome this problem...
  29. doi request reprint Clinical outcomes of rectal neuroendocrine tumors ≤ 10 mm following endoscopic resection
    Gwang Un Kim
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Endoscopy 45:1018-23. 2013
    ..This study was conducted to determine the clinical outcome of rectal neuroendocrine tumors (NETs)≤ 10 mm following conventional endoscopic resection...
  30. ncbi request reprint Primary extrapulmonary small cell carcinoma involving the stomach or duodenum or both: findings on CT and barium studies
    Seung Soo Lee
    Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Gu, Seoul 138 736, Korea
    AJR Am J Roentgenol 180:1325-9. 2003
    ..The purpose of this study was to evaluate the CT and radiographic features of extrapulmonary small cell carcinoma involving the stomach or duodenum or both...
  31. ncbi request reprint CT findings of phytobezoar associated with small bowel obstruction
    Ji Hoon Kim
    Department of Diagnostic Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Gu, Seoul 138 736, Korea
    Eur Radiol 13:299-304. 2003
    ..Small bowel feces were much more tubular in shape but did not have encapsulating wall on CT. The CT imaging is useful in making the diagnosis of phytobezoar associated with small bowel obstruction...
  32. ncbi request reprint Clinical course of distal ulcerative colitis in relation to appendiceal orifice inflammation status
    Jeong Sik Byeon
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Inflamm Bowel Dis 11:366-71. 2005
    ..We aimed to evaluate whether AOI is associated with the clinical course of UC...
  33. doi request reprint Biofeedback therapy for female patients with constipation caused by radical hysterectomy or vaginal delivery
    Soo Kyung Park
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
    J Gastroenterol Hepatol 28:1133-40. 2013
    ..Patients with constipation associated with either radical hysterectomy or vaginal delivery were analyzed in order to clarify the anorectal physiologic features and the effectiveness of biofeedback therapy...
  34. ncbi request reprint [Clinical characteristics of patients with chronic constipation after radical hysterectomy or delivery]
    Jung Sik Choi
    Department of Internal Medicine, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 44:267-74. 2004
    ..This study was aimed to analyze the clinical characteristics of patients who developed constipation after radical hysterectomy or delivery and to investigate the results of biofeedback therapy for these patients...
  35. ncbi request reprint Education can improve inter-observer agreement in double balloon endoscopy assessment
    Jeong Hoon Lee
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Hepatogastroenterology 58:831-7. 2011
    ..This study was performed to explore interobserver agreement for DBE assessment and to determine whether this can be improved by educating endoscopists...
  36. doi request reprint Long-Term Outcomes of Infliximab Treatment in 582 Korean Patients with Crohn's Disease: A Hospital-Based Cohort Study
    Sang Hyoung Park
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, 88, Olympic ro 43 gil, Songpa Gu, Seoul, 05505, Korea
    Dig Dis Sci 61:2060-7. 2016
    ..To date, no large-scale studies have evaluated long-term outcomes of infliximab (IFX) treatment in Korean patients with Crohn's disease (CD)...
  37. pmc Change in the diagnosis of inflammatory bowel disease: a hospital-based cohort study from Korea
    Ho Su Lee
    Health Screening and Promotion Center, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Intest Res 14:258-63. 2016
    ..The aim of the present study was to evaluate the frequency of change in diagnosis in Korean patients who were referred to our institution with a diagnosis of IBD...
  38. doi request reprint Influence of a Positive Family History on the Clinical Course of Inflammatory Bowel Disease
    Sung Wook Hwang
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Crohns Colitis 10:1024-32. 2016
    ..Previous studies on the difference in phenotypes and disease course between familial and sporadic inflammatory bowel disease (IBD) have been controversial, although family history is considered to increase the risk of developing IBD...
  39. doi request reprint Metabolic factors affect the occurrence of colorectal neoplasm on surveillance colonoscopies
    Hoonsub So
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Gastroenterol Hepatol 31:1273-9. 2016
    ..The purpose of this study was to analyze the association between metabolic factors and the risk of CRN at the time of surveillance colonoscopy...
  40. doi request reprint Short- and Long-Term Outcomes of Acute Severe Ulcerative Colitis in Korea: The 1999-2005 Cohort
    Ho Su Lee
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea Health Screening and Promotion Center, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea and Department of Colon and Rectal Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Inflamm Bowel Dis 21:1825-31. 2015
    ..No previous studies have evaluated the long-term outcomes of acute severe ulcerative colitis (ASUC) in non-Caucasian populations. The purposes of this study were to evaluate the short- and long-term outcomes of Korean patients with ASUC...
  41. ncbi request reprint Screening colonoscopy in asymptomatic average-risk Koreans: analysis in relation to age and sex
    Jae Won Choe
    Department of Internal Medicine, Health Promotion Center, University of Ulsan College of Medicine, Asan Medical Center, Songpa Gu, Seoul, Korea
    J Gastroenterol Hepatol 22:1003-8. 2007
    ..This study aimed to evaluate the prevalence of colorectal neoplasms in average-risk Koreans and to assess the effectiveness of screening colonoscopy in Korea...
  42. doi request reprint Appendectomy and the clinical course of ulcerative colitis: a retrospective cohort study and a nested case-control study from Korea
    Ho Su Lee
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Gastroenterol Hepatol 30:470-7. 2015
    ..The aim of this study was to compare the clinical course of UC between appendectomized patients and nonappendectomized patients in Korea...
  43. doi request reprint The diagnostic value of a digital rectal examination compared with high-resolution anorectal manometry in patients with chronic constipation and fecal incontinence
    Jae Seung Soh
    Department of Gastroenterology, Asan Digestive Disease Research Institute, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea
    Am J Gastroenterol 110:1197-204. 2015
    ..However, there are no reports comparing the effectiveness of DRE and HRAM. The aim of our study was therefore to evaluate the diagnostic value of DRE compared with HRAM...
  44. pmc Usefulness of C-reactive protein as a disease activity marker in Crohn's disease according to the location of disease
    Dong Hoon Yang
    Inflammatory Bowel Disease Center, Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Gut Liver 9:80-6. 2015
    ..We aimed to investigate the usefulness of CRP as a disease activity marker in CD according to disease location...
  45. doi request reprint Long-term prognosis of the jejunal involvement of Crohn's disease
    Soo Kyung Park
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea
    J Clin Gastroenterol 47:400-8. 2013
    ..We investigated the prognosis of Crohn's disease (CD) in Korean patients with jejunal involvement...
  46. pmc Prospective randomized trial of six-month versus nine-month therapy for intestinal tuberculosis
    Sang Hyoung Park
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea
    Antimicrob Agents Chemother 53:4167-71. 2009
    ..In conclusion, the 6-month therapy was as effective as 9-month therapy in patients with intestinal TB and may have the additional benefits of reduced treatment cost and increased compliance...
  47. doi request reprint EBV-associated lymphoproliferative disorders misdiagnosed as Crohn's disease
    Hee Kyong Na
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, 88 Olympic ro 43 gil, Songpa Gu, Seoul, Korea
    J Crohns Colitis 7:649-52. 2013
    ....
  48. doi request reprint Long-term prognosis of crohn's disease and its temporal change between 1981 and 2012: a hospital-based cohort study from Korea
    Sang Hyoung Park
    Department of Gastroenterology, and Department of Colon and Rectal Surgery, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Inflamm Bowel Dis 20:488-94. 2014
    ..The aims of this study were to update the current information on the long-term prognosis of CD using a large series of patients and to evaluate changes in treatment paradigms over time and their impact on the prognosis of CD in Korea...
  49. pmc Genetic Evaluation of ALADIN Gene in Early-Onset Achalasia and Alacrima Patients
    Kee Wook Jung
    Asan Digestive Disease Research Institute, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Neurogastroenterol Motil 17:169-73. 2011
    ..We postulated that ALADIN gene may be involved in the occurrence of early-onset achalasia; thus, we investigated the correlation of ALADIN gene in early-onset achalasia patients...
  50. doi request reprint Risk of developing metachronous colon neoplasm after polypectomy: comparison of one-stage versus two-stage polypectomy
    Soo Kyung Park
    Department of Gastroenterology and Inflammatory Bowel Disease Center, Asan Medical Center, University of Ulsan College of Medicine, 88, Olympic ro 43 gil, Songpa Gu, Seoul, 138 736, Korea
    Surg Endosc 28:1634-40. 2014
    ..Our aim was to compare the effects of one- versus two-stage polypectomy on the development of metachronous neoplasms..
  51. doi request reprint The characteristics of ulcerative colitis associated with autoimmune pancreatitis
    Sang Hyoung Park
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Clin Gastroenterol 47:520-5. 2013
    ....
  52. doi request reprint Severe disease activity and cytomegalovirus colitis are predictive of a nonresponse to infliximab in patients with ulcerative colitis
    Sang Hyoung Park
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, 88, Olympic ro 43 gil, Songpa Gu, Seoul, 138 736, Korea
    Dig Dis Sci 58:3592-9. 2013
    ..The aim of this study was to evaluate the clinical outcomes of infliximab therapy in Korean UC patients, including efficacy and predictors of response...
  53. doi request reprint The long-term efficacy of azathioprine in steroid-dependent ulcerative colitis
    Soo Kyung Park
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Scand J Gastroenterol 48:1386-93. 2013
    ..2%) than the AZA intolerance group (25.0%) (p < 0.001). CONCLUSIONS. AZA is an effective treatment for steroid-dependent UC. The efficacy of AZA is well sustained over 3 years...
  54. doi request reprint Frequency of rebleeding events in obscure gastrointestinal bleeding with negative capsule endoscopy
    Ji Beom Kim
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Gastroenterol Hepatol 28:834-40. 2013
    ..We tried to elucidate the outcomes after negative CE for OGIB and to determine the risk factors associated with rebleeding...
  55. ncbi request reprint [A case of jejunal stricture due to extramedullary plasmacytoma]
    Il Gwon Park
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Songpa Gu, Seoul, Korea
    Korean J Gastroenterol 42:67-71. 2003
    ..A bone marrow examination showed only mild reactive plasmacytosis. Serum protein electrophoresis, skull and spine X-ray showed no specific abnormality, and urinary Bence Jones protein was negative...
  56. doi request reprint Clinical courses of chronic hepatitis B virus infection and inflammatory bowel disease in patients with both diseases
    Sang Hyoung Park
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Inflamm Bowel Dis 18:2004-10. 2012
    ..We therefore evaluated the influence of immunosuppressive treatment for IBD on the course of HBV infection and the effect of HBV infection on the therapeutic strategy and clinical course of IBD patients...
  57. doi request reprint EUS-guided fine needle aspiration and trucut needle biopsy for examination of rectal and perirectal lesions
    Sun Jin Boo
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Songpa Gu, Seoul, Korea
    Scand J Gastroenterol 46:1510-8. 2011
    ..We aimed to evaluate the diagnostic utility of EUS-FNA and/or TCB in patients with rectal and perirectal lesions. We also assessed their influence on the management and clinical course of these patients...
  58. doi request reprint Clinical outcomes of endoscopic submucosal dissection for large colorectal neoplasms: a comparison of protruding and laterally spreading tumors
    Jung Ho Bae
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, 88, Olympic ro 43 gil, Songpa Gu, Seoul, 138 736, Korea
    Surg Endosc 30:1619-28. 2016
    ..The therapeutic outcome of endoscopic submucosal dissection (ESD) for large protruding tumors has not yet been evaluated. We aimed to compare the outcomes of ESD in protruding tumors with those of laterally spreading tumors (LSTs)...
  59. ncbi request reprint Clinical features predicting the detection of abnormalities by double balloon endoscopy in patients with suspected small bowel bleeding
    Jeong Sik Byeon
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Gastroenterol Hepatol 23:1051-5. 2008
    ..We aimed to determine whether any clinical features predict an increased likelihood of finding a lesion in patients with suspected small bowel bleeding...
  60. doi request reprint TNFSF15 is an independent predictor for the development of Crohn's disease-related complications in Koreans
    Dong Hoon Yang
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea
    J Crohns Colitis 8:1315-26. 2014
    ..TNFSF15 has been proved as a susceptibility gene for CD, but there are few reports about the association between TNFSF15 single nucleotide polymorphisms (SNPs) and the clinical course of CD...
  61. ncbi request reprint Visceral obesity as a risk factor for colorectal neoplasm
    Tae Hoon Oh
    Department of Internal Medicine, Inje University College of Medicine, Sanggye Paik Hospital, Seoul, Korea
    J Gastroenterol Hepatol 23:411-7. 2008
    ..Obesity as a risk factor for colorectal neoplasm (CRN) is controversial. In the present study, we evaluated visceral obesity as a risk factor for CRN...
  62. doi request reprint Clinical features and course of ulcerative colitis diagnosed in asymptomatic subjects
    Soo Kyung Park
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
    J Crohns Colitis 8:1254-60. 2014
    ..Although some ulcerative colitis (UC) patients are diagnosed when they do not have any UC-related symptoms, clinical features and prognosis of UC diagnosed in asymptomatic patients remain unclear...
  63. ncbi request reprint CT findings in peripheral T-cell lymphoma involving the gastrointestinal tract
    Jae Ho Byun
    Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Gu, Seoul 138 736, Korea
    Radiology 227:59-67. 2003
    ..To evaluate whether computed tomography (CT) accurately depicted gastrointestinal tract involvement in peripheral T-cell lymphoma (PTCL)...
  64. ncbi request reprint [A case of monozygotic twins with Crohn's disease]
    Soo Kyung Park
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Korean J Gastroenterol 55:68-72. 2010
    ..To our best knowledge, there is no report in monozygotic twins with CD in Korea. This case report is the first documented occurrence of concordant CD occurring in monozygotic twins in Korea...
  65. doi request reprint Adiponectin and adiponectin receptor in relation to colorectal cancer progression
    Jeong Sik Byeon
    Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Int J Cancer 127:2758-67. 2010
    ..In conclusion, AdipoR1 and AdipoR2 may be intimately related to the progression of colorectal cancer. Further studies may be warranted to assess adiponectin and its receptors as a novel target for inhibition of colorectal cancer growth...
  66. doi request reprint The outcome of fluoroscopically guided balloon dilation of pyloric stricture in Crohn disease
    Ock Bae Ko
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Pungnap 2 dong, Songpa Gu, Seoul 138 736, Republic of Korea
    J Vasc Interv Radiol 22:1153-8. 2011
    ..To evaluate the clinical efficacy and safety of fluoroscopically guided balloon dilation for pyloric stricture associated with Crohn disease (CD) while monitoring the outcome...
  67. doi request reprint Anorectal function and the effect of biofeedback therapy in ambulatory spinal cord disease patients having constipation
    Dong Hoon Yang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Scand J Gastroenterol 45:1281-8. 2010
    ..Constipation in patients with mild spinal cord disease is not well investigated yet. We aimed to investigate anorectal function and the effect of biofeedback therapy in constipated patients with mild spinal cord diseases...
  68. doi request reprint Is endoscopic closure with clips effective for both diagnostic and therapeutic colonoscopy-associated bowel perforation?
    Dong Hoon Yang
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, 388 1 Pungnap 2dong, Songpa Gu, Seoul 138 736, Korea
    Surg Endosc 24:1177-85. 2010
    ..Colonic perforation is an uncommon but serious colonoscopy-associated complication. This study assessed the effectiveness of conservative management with endoscopic clipping for colonoscopy-associated perforations...
  69. doi request reprint A pilot study about tolerability to double balloon endoscopy: comparison to esophagogastroduodenoscopy and colonoscopy
    Jeong Sik Byeon
    Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea
    Dig Dis Sci 54:2434-40. 2009
    ..Although the diagnostic and therapeutic values of double balloon endoscopy (DBE) have been investigated, the subjective tolerability to DBE has not been assessed. We aimed to evaluate patients' tolerability to DBE...
  70. ncbi request reprint Clinical features and natural history of ulcerative colitis in Korea
    Sang Hyoung Park
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Inflamm Bowel Dis 13:278-83. 2007
    ..The clinical characteristics of ulcerative colitis (UC) in Asian populations have not been well characterized. We therefore investigated the clinical features and natural history of UC in Korea...
  71. doi request reprint Western-style diets induce macrophage infiltration and contribute to colitis-associated carcinogenesis
    In Wha Kim
    Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    J Gastroenterol Hepatol 25:1785-94. 2010
    ..A Western-style diet (WD) is known to play an important role in inflammatory bowel disease and colon carcinogenesis. The purpose of this study was to understand the role of macrophages in WD-induced colitis associated with carcinogenesis...
  72. ncbi request reprint [A case of a perivascular epithelioid cell tumor mimicking colon cancer]
    Young Whan Cho
    Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 60:377-81. 2012
    ..Pathologic examination was compatible with PEComa. Sixteen months after surgery, she did well without tumor recurrence after surgery. We review the literatures concerning PEComa of the intestine focusing on endoscopic findings...
  73. pmc Enterovenous fistulization: a rare complication of Crohn's disease
    Jeong Woo Lim
    Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul 138 736, South Korea
    World J Gastroenterol 17:5227-30. 2011
    ..We also review the literature concerning portal venous gas associated with Crohn's disease...
  74. doi request reprint Novel classification and pathogenetic analysis of hypoganglionosis and adult-onset Hirschsprung's disease
    Mi Young Do
    Department of Internal Medicine, Asan Digestive Disease Research Institute, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Pungnap, 2 dong, Songpa Gu, Seoul 138 736, Korea
    Dig Dis Sci 56:1818-27. 2011
    ..We conducted this study to explore these features of hypoganglionosis and adult-onset Hirschsprung's disease in Korean patients...
  75. ncbi request reprint [Clinical factors associated with response to biofeedback therapy for patients with chronic constipation]
    Do Hyun Park
    Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
    Korean J Gastroenterol 42:289-96. 2003
    ..The aim of this study was to evaluate prognostic factors before the initiation of biofeedback treatment in constipated patients...
  76. ncbi request reprint Peritoneal leiomyosarcomatosis originating from gastrointestinal leiomyosarcomas: CT features
    Sung Eun Rha
    Department of Diagnostic Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Ku, Seoul 138 736, South Korea
    Radiology 227:385-90. 2003
    ....
  77. ncbi request reprint Scirrhous gastric carcinoma: endoscopy versus upper gastrointestinal radiography
    Mi Suk Park
    Department of Diagnostic Radiology, Asan Medical Center, University of Ulsan College of Medicine, 388 1 Poongnap dong, Songpa Ku, Seoul 138 040, South Korea
    Radiology 231:421-6. 2004
    ..To compare the accuracy of upper gastrointestinal (UGI) series and endoscopic examination in the diagnosis and localization of scirrhous gastric carcinoma...
  78. ncbi request reprint Rectal varices caused by thrombosis of intra-abdominal vessels
    Soo Hyung Ryu
    Asan Medical Center, Seoul, Korea
    Gastrointest Endosc 55:409. 2002
  79. pmc A New Technique Using Ultra-slim Endoscopy for High-Grade Crohn's Stricture
    Ga Hee Kim
    Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    J Korean Soc Coloproctol 28:271-4. 2012
    ..We describe here a CD patient with a high-grade anorectal stricture who successfully underwent a total colon examination with an ultra-slim upper endoscope after an insertion failure with a standard colonoscope and gastroscope...
  80. doi request reprint A randomized, double-blind, placebo-controlled multicenter trial of saccharomyces boulardii in irritable bowel syndrome: effect on quality of life
    Chang Hwan Choi
    Department of Internal Medicine, University of Ulsan College of Medicine, Seoul, Republic of Korea
    J Clin Gastroenterol 45:679-83. 2011
    ..Probiotics confer health benefits to the host. However, its clinical effect on irritable bowel syndrome (IBS) is controversial...
  81. doi request reprint Three novel mutations of the APC gene in Korean patients with familial adenomatous polyposis
    Yun Ha Jang
    Department of Laboratory Medicine, University of Ulsan College of Medicine and Asan Medical Center, Songpa Gu, Seoul, Korea
    Cancer Genet Cytogenet 200:34-9. 2010
    ..4612_4613delGA) were detected. The MUTYH mutation was not detected in any of the four FAP patients without an APC mutation. This finding of three novel mutations in a group of Korean FAP patients broadens the spectrum of APC mutations...
  82. ncbi request reprint [Two cases of multiple adenomas in the ileal pouch after total proctocolectomy in patients with familial adenomatous polyposis]
    Jeong Min Kang
    Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 56:49-53. 2010
    ..We experienced 2 cases of multiple pouch adenomas after pouch surgery in FAP patients. Both patients were treated with endoscopic mucosal resection without complications. We report these 2 cases with a review of literatures...
  83. ncbi request reprint [Diagnosis of constipation: a systematic review]
    Seung Jae Myung
    Department of Medicine, Sungkyunkwan University, School of Medicine, Seoul, Korea
    Korean J Gastroenterol 55:316-24. 2010
    ..Therefore, collaborative studies are necessary to determine the pathophysiology of this disorder...
  84. ncbi request reprint [Obesity and colorectal cancer]
    Soo Young Na
    Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
    Korean J Gastroenterol 59:16-26. 2012
    ..It is very important knowledge in the point that obesity is a potentially modifiable risk factor that can alter the incidence and outcome of the colorectal cancer...