The Efficacy of Surgical Treatment After Neoadjuvant Chemotherapy Plus Intraperitoneal Immunotherapy Versus Chemotherapy Alone for Patients With Positive Wash Cytology Gastric Cancer
Gastric Cancer, Metastatic
About this trial
This is an interventional treatment trial for Gastric Cancer, Metastatic focused on measuring gastric cancer, metastatic, positive wash cytology, neoadjuvant intraperitoneal immunotherapy
Eligibility Criteria
Inclusion Criteria:
- ECOG 0-2
- Histologically proven gastric cancer T2-3 N+, T4a with any N (0,+) with free cancer cells in the abdominal cavity and no macroscopic canceromathosis and no other distant metastases (TNM classification 7th edition)
- Histological forms: gastric adenocarcinoma and signet ring cancer
- Blood characteristics (creatinine <150 mg/l, total bilirubin < 50 mkmol/l, neutrophils < 1500/mkl, hemoglobin >90 g/l, thrombocytes > 100000/mkl)
Exclusion Criteria:
- Clinically apparent distant metastasis (besides free cancer cells)
- Synchronic or metachronic malignant tumors
- Previous systemic or surgical or combined therapy for gastric cancer
- Complications of gastric cancer (obstruction 0-1 GOOSS scale and/or gastric bleeding)
- Adhesions in abdominal cavity
- Gastrooesophageal junction cancer or gastric cancer with spreading on oesophagus.
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Experimental
No Intervention
neoadjuvant chemoimmunotherapy
neoadjuvant chemotherapy
Patients with gastric cancer and verified free cancer cells who receive 1 course of intraperitoneal immunotherapy with interleykin-2 + 3 courses of systemic chemotherapy (Cisplatin + 5-FU). In case of downstaging (M1 -> M0) surgical treatment will be performed.
Patients with gastric cancer and verified free cancer cells who receive 3 courses of systemic chemotherapy (Cisplatin + 5-FU). In case of downstaging (M1 -> M0) surgical treatment will be performed.