Hyperthermic Intraperitoneal Chemoperfusion (HIPEC) in Gastric Cancer

This study evaluates HIPEC — hyperthermic intraperitoneal chemoperfusion, a procedure where heated chemotherapy is circulated inside the abdomen during surgery — as an additional treatment for gastric (stomach) cancer that has grown into nearby structures or has spread to the lining of the abdomen. **You may be eligible if...** - You are between 18 and 80 years old - You have confirmed stomach cancer (adenocarcinoma by biopsy) - Your tumour has grown deeply through the stomach wall (T4a or T4b) or you have cancer cells in the fluid washed from the abdomen (positive peritoneal cytology) - Your overall health is good (ECOG 0–1) and blood/organ function is adequate **You may NOT be eligible if...** - You are pregnant or breastfeeding - Your overall health is poor (ECOG 2 or worse) - You have inadequate blood counts or organ function Talk to your doctor to see if this trial is right for you.