Self-expandable metallic stent placement for palliation in gastric outlet obstruction

Even today, many gastrointestinal (GI) malignancies are significantly advanced and incurable at presentation. Unresectable malignancies frequently lead to luminal obstruction, and reobstruction due to local recurrence or lymph node metastasis may occur after surgical resection. Gastric outlet obstruction (GOO) particularly occurs in patients with unresectable peri-ampullary (e.g., pancreatic, ampullary, hepatobiliary cancer) or gastric cancer