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Cohort Study on the Prognostic Impact of Sequential Local Ablation Therapy, Chemotherapy, and Targeted Therapy Versus Combination of Immunotherapy and Targeted Therapy in the Third-Line Treatment of Metastatic Colorectal Cancer

Cohort Study on the Prognostic Impact of Sequential Local Ablation Therapy, Chemotherapy, and Targeted Therapy Versus Combination of Immunotherapy and Targeted Therapy in the Third-Line Treatment of Metastatic Colorectal Cancer

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600121514
Enrollment
Unknown
Registered
2026-03-31
Start date
2026-01-15
Completion date
Unknown
Last updated
2026-04-14

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

Conditions

Colorectal cancer

Interventions

Observation group:None

Sponsors

China-Japan Friendship Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. The patient is pathologically and radiologically diagnosed with metastatic colorectal malignant tumor; 2. The molecular pathological result of the primary tumor is MSS, MSI-L, or pMMR, with RAS and BRAF being either wild-type or mutant; 3. Having previously received chemotherapy based on fluoropyrimidines, oxaliplatin, irinotecan, etc., and having received or being unsuitable for anti-VEGF or anti-EGFR targeted therapy; 4. Sufficient bone marrow, liver, and kidney function reserve, with an ECOG performance status score of 0-1 at the initial treatment; 5. No concurrent second primary malignant tumor; 6. Aged over 18 years old, regardless of gender.

Exclusion criteria

Exclusion criteria: 1. Patients with severe combined organ dysfunction of the heart, liver, kidneys, or other organs; 2. Patients with a history of allergies to the drugs used in the study protocol (such as regorafenib, fruquintinib, PD-1 inhibitors, etc.); 3. Pregnant or lactating women; 4. Patients with mental illness or cognitive impairment who are unable to cooperate with follow-up.

Design outcomes

Primary

MeasureTime frame
Progression-free survival after treatment;Overall survival period of treatment;

Secondary

MeasureTime frame
Objective response rate;Disease control rate;All adverse events;Incidence of grade >=3 adverse events;Quality of Life Score;Eastern Cooperative Oncology Group Performance Status;

Countries

China

Contacts

Public ContactCheng Zhiqiang

China-Japan Friendship Hospital

zhiqiangcheng@163.com+86 84205733

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 17, 2026