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Helicobacter pylori testing in a population of Korean patients with pernicious anemia

Song IC, Lee MW, Baek SW, Ryu H, Choi YS, Jo DY

No abstract available.
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Comparison of 7- and 14-Day Eradication Therapy for Helicobacter pylori with First- and Second-Line Regimen: Randomized Clinical Trial

Kim TH, Park JM, Cheung DY, Oh JH

BACKGROUND: Although Helicobacter pylori is a key cause of gastric cancer development, its eradication rate has been decreasing by standard regimens. For successful eradication, duration of treatment has been issued...
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Gastric Xanthoma in the Pediatric Population: A Possible Herald for Malignancy?

Russell JD, Peck J, Phen C, Linehan JL, Karjoo S, Nguyen J, Wilsey MJ

Gastric xanthoma is frequently an incidental finding on upper endoscopy in adults. Gastric xanthomas (GX) can be mistaken for malignancies and warrant prompt histologic diagnosis. The underlying etiology is not...
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Evaluating Diagnostic Tests for Helicobacter pylori Infection Without a Reference Standard: Use of Latent Class Analysis

Jekarl DW, Choi H, Kim JY, Lee S, Gweon TG, Lee HK, Kim Y

Evaluation of diagnostic tests requires reference standards, which are often unavailable. Latent class analysis (LCA) can be used to evaluate diagnostic tests without reference standards, using a combination of observed...
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Risk Factors for Metachronous Recurrence after Endoscopic Submucosal Dissection of a Gastric Neoplasm

Choe AR, Shim KN, Kim TO, Kim SY, Lim J, Tae CH, Moon CM, Kim SE, Jung HK, Jung SA

BACKGROUND/AIMS: Although endoscopic submucosal dissection (ESD) is an accepted treatment method for gastric neoplasm worldwide, metachronous recurrence often occurs. Here, we evaluated the risk factors for metachronous recurrence after ESD...
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Changes in Helicobacter pylori Immunoglobulin G Levels and Gastric Mucosal Atrophy after Successful Eradication of Helicobacter pylori

Kim JH, Lee JS, Kwon YH, Jeon SW, Nam SY, Jin S

BACKGROUND/AIMS: Limited information is available about the relationship between Helicobacter pylori (H. pylori) immunoglobulin (Ig) G and serum pepsinogen (pepsinogen [PG], a marker of gastric mucosal atrophy) concentrations after H....
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β-carotene Inhibits Expression of c-Myc and Cyclin E in Helicobacter pylori-infected Gastric Epithelial Cells

Kim D, Lim JW, Kim H

BACKGROUND: Helicobacter pylori infection is a major risk factor in the development of gastric cancer. H. pylori infection of gastric epithelial cells increases the levels of reactive oxygen species (ROS),...
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Immunohistochemical Expression of Epithelial-Mesenchymal Transition Markers in Early Gastric Cancer: Cancer Tissue versus Noncancer Tissue

Jung HJ, Hong SJ, Kim SH

BACKGROUND/AIMS: Epithelial-mesenchymal transition (EMT) is a developmental process, wherein the epithelial cells show reduced intercellular adhesions and acquire migratory fibroblastic properties. EMT is associated with downregulation in epithelial marker expression,...
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Ten-Day Concomitant, 10-Day Sequential, and 7-Day Triple Therapy as First-Line Treatment for Helicobacter pylori Infection: A Nationwide Randomized Trial in Korea

Kim BJ, Lee H, Lee YC, Jeon SW, Kim GH, Kim HS, Sung JK, Lee DH, Kim HU, Park MI, Choi IJ, Yoon SM, Kim SW, Baik GH, Lee JY, Kim JI, Kim SG, Kim J, Lee J, Kim JG, Kim JJ, Korean College of Helicobacter and Upper Gastrointestinal Research

BACKGROUND/AIMS: This nationwide, multicenter prospective randomized controlled trial aimed to compare the efficacy and safety of 10-day concomitant therapy (CT) and 10-day sequential therapy (ST) with 7-day clarithromycin-containing triple therapy...
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ABC Classification Is Less Useful for Older Koreans Born before 1960

Kwon H, Lee SY, Kim JH, Lee SP, Kim JH, Sung IK, Park HS, Shim CS

BACKGROUND/AIMS: In the ABC classification system, group A consists of seronegative subjects without gastric corpus atrophy. This study aimed to determine the prevalence and characteristics of pseudo group A subjects. METHODS:...
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Effect of Citric Acid on Accuracy of ¹³C-Urea Breath Test after Helicobacter pylori Eradication Therapy in a Region with a High Prevalence of Atrophic Gastritis

Kwon YH, Kim N, Yoon H, Shin CM, Park YS, Lee DH

BACKGROUND/AIMS: The validity of ¹³C-urea breath test (¹³C-UBT) for Helicobacter pylori detection is influenced by atrophic gastritis. The aim of this study was to evaluate the effect of citric acid...
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Management of Antibiotic-Resistant Helicobacter pylori Infection: Perspectives from Vietnam

Van Khien , Thang DM, Hai TM, Duat NQ, Khanh PH, Ha DT, Binh TT, Dung HD, Trang TT, Yamaoka Y

Antibiotic resistance is the most important factor leading to the failure of eradication regimens. This review focuses on the prevalence of Helicobacter pylori primary and secondary resistance to clarithromycin, metronidazole,...
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Changes in the Treatment Strategies for Helicobacter pylori Infection in Children and Adolescents in Korea

Jun JS, Seo JH, Park JS, Rhee KH, Youn HS

The policies developed for the treatment of Helicobacter pylori infection in adults may not be the most suitable ones to treat children and adolescents. Methods used to treat children and...
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Clarithromycin resistance and female gender affect Helicobacter pylori eradication failure in chronic gastritis

Chang YW, Ko WJ, Oh CH, Park YM, Oh SJ, Moon JR, Cho JH, Kim JW, Jang JY

BACKGROUND/AIMS: The eradication rate of the first-line triple therapy (a proton pump inhibitor, clarithromycin, and amoxicillin) for Helicobacter pylori infection has gradually decreased in Korea. We evaluated whether clinical parameters,...
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Epidemiology of gastric cancer in Korea

Ko KP

Rapid aging, economic development, lifestyle westernization, hygiene improvement, and scientific development have contributed for the epidemiologic changes of gastric cancer. This study aimed to review the descriptive epidemiology, risk factors,...
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Overview of Deep Learning in Gastrointestinal Endoscopy

Min JK, Kwak MS, Cha JM

Artificial intelligence is likely to perform several roles currently performed by humans, and the adoption of artificial intelligence-based medicine in gastroenterology practice is expected in the near future. Medical image-based...
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Assessment of Endoscopic Gastric Atrophy according to the Kimura-Takemoto Classification and Its Potential Application in Daily Practice

Quach DT, Hiyama T

The assessment of endoscopic gastric atrophy (EGA) according to the Kimura-Takemoto classification has been reported to correlate well with histological assessment. Although agreement among beginner endoscopists was less than that...
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The Effect of Trimebutine and/or Helicobacter pylori Eradication on the Gastroesophageal Reflux Disease, Irritable Bowel Syndrome, and Functional Dyspepsia Overlapping Disorders

Kountouras J, Gavalas E, Doulberis , Polyzos SA, Papaefthymiou A, Touloumtzi M, Vardaka E, Kountouras K, Papanikolopoulou K, Katsinelos P

  • KMID: 2454646
  • J Neurogastroenterol Motil.
  • 2019 Jul;25(3):473-474.
  • doi: 10.5056/jnm19033
No abstract available.
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Association between Body Mass Index and Gastric Cancer Risk According to Effect Modification by Helicobacter pylori Infection

Jang J, Cho EJ, Hwang Y, Weiderpass E, Ahn C, Choi J, Chang SH, Shin HR, Lim MK, Yoo KY, Park SK

PURPOSE: Few studies investigated roles of body mass index (BMI) on gastric cancer (GC) risk according to Helicobacter pylori infection status. This study was conducted to evaluate associations between BMI...
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Autoimmune Diseases and Gastric Cancer Risk: A Systematic Review and Meta-Analysis

Song M, Latorre G, Ivanovic-Zuvic D, Camargo MC, Rabkin CS

PURPOSE: Autoimmunity is an alternative etiology of gastric inflammation, the initiating event in the gastric carcinogenic cascade. This mechanism may be an increasingly important cause of gastric cancer with the...
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