Treatment outcome for gastric mucosa-associated lymphoid tissue lymphoma according to Helicobacter pylori infection status: a single-center experience.

Background/aims: Helicobacter pylori eradication therapy has been used as a first-line treatment for H. pylori-positive gastric mucosa-associated lymphoid tissue (MALT) lymphoma. However, the management strategy for H.

Clinicopathologic factors predicting lymph node metastasis in superficial esophageal squamous cell carcinoma.

Objective: Surgical resection is the treatment of choice for superficial esophageal squamous cell carcinoma (SESCC), but it is associated with high mortality and morbidity rates. Recently, endoscopic resection for SESCC has been indicated for patients with a low risk of lymph node metastasis (LNM). Therefore, to successfully treat SESCC with endoscopic resection, it is very important to identify patients with a low risk for LNM.

Gastric duplication cyst removed by endoscopic submucosal dissection.

Duplication cysts are uncommon congenital malformations that may occur anywhere throughout the alimentary tract. The stomach is an extremely rare site of occurrence. Here, we report a case of gastric duplication cyst initially presenting with a gastric submucosal tumor.