Management of Malignant Gastric Outlet Obstruction with Expandable Metallic Stent Placement.

Background: To investigate the efficacy and procedural skills of metallic stent placement for malignant gastric outlet obstruction.

Methods: Nine patients with malignant gastric outlet obstruction were performed metallic stent placement. Two stent placement methods were employed, the first, stents were placed under guidance of endoscopy in 7 patients (stent introducer: 140 mm in length and 4-6 mm in diameter); the second, duodenal stents were placed through endoscopic biopsy channel (3.