Clinicopathological features of duodenal bulb biopsies and their relationship with upper gastrointestinal diseases.

Aim: To assess the prevalence of the lesions in duodenal bulb mucosa and the relationship between duodenal lesions and upper gastrointestinal diseases, including helicobacter pylori infection.

Methods: Clinical, endoscopic and pathological data of the cases with duodenal bulb and gastric mucosal biopsy from January 2005 to May 2017 were analyzed retrospectively.

Results: A total of 3540 patients were enrolled.

Effect of Helicobacter pylori eradication on reflux esophagitis therapy: a multi-center randomized control study.

Background: Helicobacter pylori (H. pylori) frequently colonizes the stomach. Gastroesophageal reflux disease (GERD) is a common and costly disease.

Therapeutic effect of esophageal foreign body extraction management: flexible versus rigid endoscopy in 216 adults of Beijing.

Background: The aim of this study was to assess the effectiveness and complications of rigid endoscopy (RE) and flexible endoscopy (FE) for the extraction of esophageal foreign bodies (FB) in adults.

Material And Methods: A retrospective analysis was conducted on the medical records of 216 adult patients with esophageal FB impaction treated at Peking University Third Hospital, Beijing, China, between January 2008 and December 2012.

Results: The success rate of FB extraction was 100% (142/142) in patients treated with RE compared to 97.

Relationship of Helicobacter pylori eradication with gastric cancer and gastric mucosal histological changes: a 10-year follow-up study.

Background: Helicobacter pylori (Hp) is a common and potentially curable cause of gastric mucosa lesion. This study investigated the relationship of Hp infection with histological changes in gastric mucosa and gastric cancer in Hp-positive patients compared with Hp-eradication patients followed up for ten years.

Methods: From an initial group of 1 006 adults, 552 Hp-positive subjects were randomly assigned to a treatment group (T; n = 276) or a placebo group (P; n = 276).

[Analysis for 171 cases of esophageal foreign bodies impacted in upper esophagus with endoscopic treatment].

Objective: To assess the effectiveness and complications of rigid endoscopy (RE) and flexible endoscopy (FE) for the extraction of esophageal foreign bodies (FBs) in adults.

Methods: A retrospective analysis was conducted on the medical records of 171 adult patients with the upper esophageal FB impaction treated at Peking University Third Hospital, Beijing, China, between January 2008 and December 2012.

Results: In the study, 126 patients with the upper esophageal foreign body impaction were treated with RE, while 45 patients received FE.

[Complication related factors and efficacy with flexible endoscopy of 101 esophageal foreign bodies].

Objective: To analyze the related factors of complications and treatment efficacy with flexible endoscopy for esophageal foreign body (FB).

Methods: In a retrospective study with consecutive data, 101 adults including 52 males and 49 females with esophageal FB impaction between January 2005 and December 2012 admitted into Department of Gastroenterology's Endoscopic Unit at Peking University Third Hospital were included, aged (49 ± 21) years.

Results: (1) FB impaction in upper and middle esophagus accounted for 87.

[Epidemiology of Helicobacter pylori infection in Shandong and Beijing areas.].

Objectives: To study the current prevalence and recent epidemiological changes of Helicobacter pylori (H. pylori) infection among children and adults residing in regions with high (Muping, Shandong) and low (Yanqing, Beijing) incidence of gastric cancer in China.

Methods: A total of 2065 asymptomatic children aged 8 - 15 years and adults aged 40 - 79 years in the above two regions were examined from May to July 2006.

Recent changes in the prevalence of Helicobacter pylori infection among children and adults in high- or low-incidence regions of gastric cancer in China.

Background: The prevalence of Helicobacter pylori (H. pylori) infection varies by geographic locations. Studies indicate that the infection rate of H.

[The risk factors of reflux esophagitis in Shandong farmers].

Objective: To investigate the risk factors of reflux esophagitis (RE) in farmers of Shandong province.

Methods: Five hundred and fifty six peasants (aged from 34 to 90 years old) were randomly selected from the rural general population in Yantai area, Shandong province. All participants received a face to face interview for relating clinical symptoms.

[The changes of gastric diseases during the past twenty five years].

Objectives: To study the changes of duodenal ulcer, gastric ulcer, gastric cancer and Helicobacter pylori (Hp) infectious status, according to the clinical data of endoscopy in our hospital during the past 25 years.

Methods: The patients with duodenal ulcer, gastric ulcer and gastric cancer diagnosed by endoscopy and pathology had been selected, 104 987 general endoscope cases during the period from Jan. 1980 to Dec.