Endoscopic Full-Thickness Resection for a Giant Gastric Glomus Tumor with Extra Luminal Growth
1. Abstract 1.1. Background Gastric glomus tumor (GGT) is a rare mesenchymal neoplasm derived from the glomus body. Due to its atypical clinical, endoscopic, and imaging manifestations, the final diagnosis of GGT needs pathological confirmation. Surgical resection is the main therapeutic method for giant GGTs, and some small GGTs have been treated through endoscopic resection …