[Value of immersion technique in the diagnosis of diseases of duodenal mucosa].

Introduction: We used the immersion technique for the evaluation of duodenal mucosa for several years and we observed discordant results in relation to the literature.

Objective: To evaluate the immersion technique in the diagnosis of duodenal mucosa diseases.

Patients And Method: We performed an upper endoscopy, immersion technique, chromoendoscopy and biopsies of the second portion of the duodenum to the patients who met the inclusion criteria.

[Endoscopic resection of esophageal leiomyoma with elastic band ligation].

Unlabelled: Leiomyoma is the most frequent esophageal benign tumor. It represents 70% of these tumors and 1 to 8% of all esophageal tumors. The majority of cases are asymptomatic and are discovered by chance in endoscopic examinations, and a conservative management is adopted.