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NSCLC Brain Metastasis Radioimmunoassay Combined with Timing Strategy: An Exploratory Study Based on a Clinical Cohort

Immune microenvironment-driven radioimmunoassay combined with time-series strategy for NSCLC brain metastases: an exploratory study based on a clinical cohort.

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600126285
Enrollment
Unknown
Registered
2026-06-05
Start date
2026-06-06
Completion date
Unknown
Last updated
2026-06-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Non-small cell lung cancer brain metastasis

Interventions

Case group:NA

Sponsors

Xiangya Hospital of Central South University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Age >= 18 years, any gender; 2. Histologically or cytologically confirmed NSCLC, with brain metastases confirmed by contrast-enhanced MRI of the head; 3. According to real-world treatment plans, planned to receive radiotherapy combined with PD-1/PD-L1 inhibitor therapy; 4. Driver gene negative, or positive but previous targeted therapy failed; 5. ECOG performance status score 0–2, expected survival >=3 months; 6. Voluntarily signs the informed consent form, agreeing to cooperate with blood/image collection and follow-up.

Exclusion criteria

Exclusion criteria: 1. History of whole-brain radiotherapy, stereotactic radiotherapy for brain metastases, or brain surgery; 2. Contraindications to MRI or inability to tolerate gadolinium contrast agents (e.g. severe hepatic or renal impairment); 3. Active autoimmune disease requiring systemic treatment, or long-term use of high-dose immunosuppressants; 4. Pregnant or breastfeeding women; 5. Other circumstances where the investigator determines that there are serious complications or that the patient is unsuitable for inclusion.

Design outcomes

Primary

MeasureTime frame
Intracranial Progression-Free Survival;

Secondary

MeasureTime frame
Intracranial Objective Response Rate;Overall Survival;

Countries

China

Contacts

Public ContactRongrong Zhou

Xiangya Hospital of Central South University

zhourr@csu.edu.cn+86 138 7589 8127

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 11, 2026