About this trial
To explore Progression-Free-Survival(FPS) of PULSAR(personalized ultrafractionated stereotactic adaptive radiotherapy) combined with PD-1 Ab and Chemotherapy plus Bevacizumabfor CRLM
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 18-75 years, any gender.
Pathologically confirmed colorectal adenocarcinoma with liver metastases from colorectal cancer.
Eastern Cooperative Oncology Group (ECOG) performance status 0-1.
Adequate organ function, no contraindications to radiotherapy, or immunotherapy.
Disqualifiers
Pregnant or lactating women.
Pathological diagnosis of signet ring cell carcinoma.
History of other malignancies within the past 5 years, except cured skin cancer and cervical carcinoma in situ.
Uncontrolled epilepsy, central nervous system disorders, or history of psychiatric disorders that, in the opinion of the investigator, may interfere with signing the informed consent form or affect patient compliance with oral medication.
Trial design
Single group
Treatments tested in this trial
Personalized Ultrafractionated Stereotactic Adaptive Radiotherapy
RadiationPULSAR (SBRT): A targeted radiation therapy delivering 5-10 Gy/fraction every 3 weeks (q3w) to the gross tumor volume (GTV), for 3 times.
Bevacizumab
DrugBevacizumab: 5mg/kg, d1, q3w, 6 cycles.
Capecitabine
DrugCapecitabine: 1000mg/m2, d1-14, bid, q3w, 6 cycles.
Oxaliplatin
DrugOxaliplatin: 130mg/m2, d1, q3w, 6 cycles.
Sintilimab
DrugSintilimab: 200mg, d1, q3w, 6 cycles.
Treatment groups
Trial outcomes
Primary outcomes
Progression-free-Survival
Secondary outcomes
Adverse Reactions
Overall Survival (OS)
Objective Response Rate (ORR)
Sponsors and contacts
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