Radical Surgery for Advanced Gastric- or GEJ-cancer With Oligometastatic Dissmination to the Liver

This study investigates whether surgery to remove both the primary stomach or gastroesophageal junction (GEJ) cancer and a limited number of liver metastases — combined with chemotherapy — can improve survival in patients with a small amount of spread ("oligometastatic" disease). **You may be eligible if...** - You are over 18 years old - You have stomach or GEJ adenocarcinoma with up to 30% liver involvement - Both the primary tumor and liver deposits appear removable on imaging - You are in good surgical health (ASA score ≤ III, WHO performance status 0–1) - You are able to receive FLOT chemotherapy **You may NOT be eligible if...** - Your cancer is not surgically removable - Your cancer is growing directly into major nearby organs (pancreas, major blood vessels, bones) - You have had another cancer diagnosis in the past 2 years (minor exceptions apply) - You have had prior surgery on your esophagus, stomach, or upper gut Talk to your doctor to see if this trial is right for you.