The cost of stomach cancer treatment in Turkey varies based on the specific procedures and treatments required. Initial consultations with an oncologist or gastroenterologist are priced at $120 to $220, while diagnostic imaging such as PET CT scans can cost around $700. Essential diagnostic procedures like immunostaining are approximately $1,200, and comprehensive pathology tests including HER2, MSI, and PDL1 can reach $3,000. The installation of a venous port catheter for chemotherapy delivery is priced between $2,500 and $3,500. Chemotherapy sessions, depending on the treatment plan, range from $1,300 to $2,750 per session, with potential additional costs for immunotherapy sessions priced between $4,000 and $5,500. The total treatment cost is determined after a detailed assessment by the medical team.