Metallic stent in the treatment of malignant gastroduodenal obstruction;

Objective To explore the treatment ways and effectiveness of metallic self-expanding stent in palliation of inoperable malignant gastroduodenal obstruction.

Objective: To evaluate the methods of the perioperative management of the gastroduodenal perforation for the old patients.

Applied value of detection of K-ras gene mutations in duodenal juice of patients with biliary tract carcinoma in early diagnosis;

Laparoscopic neoplasty of 72 cases of acute gastroduodenal ulcer perforation;

Advantages of laparoscopy in the youth with perforation of gastroduodenal ulcers;

Methods Laparoscopic operation was employed on 42 patients of gastroduodenal diseases, including benign gastric tumor resection (14 cases), perforated gastroduodenal ulcer repair (11 cases), partial stomach resection (10 cases), highly selective vagotomy(7 cases).

Primary pyloric insufficiency and gastroduodenal diseases;

pylori)in gastroduodenal diseases in Haikou and study the relationship between vacA subgenotypes in H.

[Purpose]To explore the chronic morphology of the gallbladder or gallbladder disease on the impact of gastroduodenal diseases.

Study on Gastrointestinal Motility Mechanism of Duodenogastric Reflux;

Relationship between functional dyspepsia and duodenogastric reflux;

Experimental study on the relationship between cell proliferation and apoptosis and the expression of the related gene in rats with duodenogastric reflux;