Radiotherapy versus observation for liver metastases in small cell lung cancer
Official title: A Prospective Phase II Randomized Clinical Study of Radiotherapy or Observation of Liver Metastases for Small Cell Lung Cancer.
Run by Guizhou Medical University · NCT05150145 · Data updated 2026-11-12
This trial tests whether giving radiotherapy to the liver after chemotherapy helps people with small cell lung cancer that has spread to the liver live longer and control tumors better than observation.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 70 Years |
| Sex | All |
| Enrollment | 66 (estimated) |
| Sponsor | Guizhou Medical University Academic / other |
| Drugs / interventions | chemotherapy, radiation |
| Locations | 1 site (Guiyang, Guizhou) |
| Status | Recruiting |
| Started | April 30, 2021 |
| Main results expected | March 1, 2026 |
| Study ends | March 1, 2026 |
| Registry record updated | June 26, 2025 |
| Trial ID | NCT05150145 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults 18–70 with confirmed small cell lung cancer and liver metastases, ECOG performance status 0–2, adequate organ function, and no prior thoracic radiotherapy or surgery are ideal candidates.
✕Probably not a fit
Patients with poor performance status, other active malignancies, significant organ dysfunction, a history of mental illness precluding consent, or who cannot tolerate radiotherapy are unlikely to benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, randomized study comparing liver (and thoracic) radiotherapy to observation in patients with small cell lung cancer who have liver metastases after systemic chemotherapy. Eligible participants are adults 18–70 with histologically or cytologically confirmed SCLC, ECOG 0–2, adequate blood, liver and kidney function, and no prior thoracic radiotherapy or surgery. The main outcomes are local tumor control, survival outcomes, and treatment-related complications, with safety and tolerability monitored during follow-up. The single-center trial is led by Guizhou Medical University and aims to fill a gap in evidence on whole-liver radiotherapy in SCLC.
Why it matters
Potential benefit: If successful, adding liver radiotherapy could improve local tumor control and potentially extend survival for patients with SCLC and liver metastases.
How similar studies have gone: Local radiotherapy has benefited liver metastases in other cancers, but whole-liver radiotherapy specifically for small cell lung cancer remains largely untested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria 1. Informed consent (radiation, medication) before treatment; 2. Age 18 to 70 years old,regardless of gender; 3. Initial SCLC confirmed by histopathological or cytological examination; 4. Metastatic lesions in the distant area: included liver metastasis; 5. Physical status score ECOG: 0 to 2; 6. The expected survival time is more than 3 months; 7. Bone marrow function:hemoglobin(HGB)\>90g/L,platelet(PLT)\>100×109/L,neutrophil cell(WBC)\>1.5×109/L(\*normal value); 8. Liver function:alanine aminotransferase(ALT) and aspertate aminotransferase(AST)\<1.5 times of the upper limit of normal(ULN);Total bilirubin \<1.5ULN; 9. Renal function:Serum creatinine was lower than 1.5ULN,and the endogenous creatinine clearance rate(Ccr) is higher than 55mL/min; 10. Initial treatment (previously did not receive any thoracic radiotherapy or surgery). Exclusion Criteria: 1. patients with history of mental illness; 2. patients combined with other malignancies; 3. Active period of disease caused by bacteria, fungi or viruses; and these severe infection requiring intravenous antibiotics,antifungal or antiviral therapy; 4. Patients with serious cardiovascular disease ,including uncontrolled hypertension, unstable angina,history of myocardial infarction within the past 12 months,and severe arrhythmias. 5. Patients with poorly controlled diabetes who are judged to be unfit for chemotherapy by doctors. 6. History of hepatitis and cirrhosisi ; 7. pregnant, lactating patients; 8. Patients with poor compliance; 9. Researchers believe that it is not appropriate to participate in this test.
Where it's running
-
The affiliated hospital of Guizhou medical university
Guiyang, Guizhou, China Recruiting
Study contacts
- Principal investigator: Shengfa Su, doctor — The Affiliated Hospital Of Guizhou Medical University
- Study coordinator: Shengfa Su, PhD,MD
- Email: sushengfa2005@163.com
- Phone: 86-13608550432
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.