Diagnostic Evaluation of Endoscopic Ultrasonography with and without Submucosal Saline Injection for Differentiating Between T1a and T1b Early Gastric Cancer
1. Abstract 1.1. Background Endoscopic ultrasonography (EUS) has become a reliable method for predicting the invasion depth of early gastric cancer (EGC). However, diagnostic accuracy of EUS is affected by several factors. In particular, it is difficult to differentiate between T1a and T1b EGC through EUS. The aim of this study was to confirm whether …