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Abscopal Effect of Radiotherapy in Combination With rhGM-CSF for Advanced Thymic Epithelial Tumours

Abscopal Effect and Safety of Recurrent and Refractory Advanced Thymic Epithelial Tumours Treated With Combined Therapy of Local Radiotherapy and Granulocyte-macrophage Colony-stimulating Factor

Status
UNKNOWN
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05407649
Enrollment
60
Registered
2022-06-07
Start date
2016-01-01
Completion date
2023-12-30
Last updated
2022-06-07

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

Conditions

Thymoma

Brief summary

The purpose of this study is to determine whether radiotherapy (RT) combined with recombined human granulocyte-macrophage colony stimulating factor(rhGM-CSF) is safe, effective in the treatment of patients with advanced thymic epithelial tumours.

Interventions

RADIATIONRadiotherapy Combined with GM-CSF

Patients with stable or progressing metastatic thymic epithelial tumours, with at least two distinct measurable sites of disease, were treated with concurrent radiotherapy (35 Gy in ten fractions or 60Gy in 30 fractions) to one metastatic site and granulocyte-macrophage colony-stimulating factor (125 μg/m(2) subcutaneously injected daily for 2 weeks, starting during the second week of radiotherapy).

Sponsors

Shanghai Cancer Hospital, China
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Age ≥18 years; 2. Histologically proven thymic epithelial tumours; 3. Stage IV according to UICC stage system(version 8,2017), at least with two evaluable abscopal lesions (≥1cm)(excluding intestinal metastasis); 4. Evaluated as effective or stable disease after first-line chemotherapy or progressed after second-line chemotherapy (progression sites were no more than three sites); 5. ECOG performance status: 0-1; 6. Life expectancy ≥ 3 months. 7. Adequate baseline organ and marrow function: absolute neutrophil count greater than 1500 cells per μL, platelet concentration of greater than 50 000 per μL, total bilirubin less than 1•5 times the upper limit of normal (ULN), aspartate aminotransferase and alanine aminotransferase less than 2•5 times the ULN, and serum creatinine less than 1•5 times the ULN; 8. Female subjects have a negative urine or serum pregnancy test within 1 week prior to treatment if of childbearing potential; 9. Asymptomatic subjects with brain metastasis can be included, but the sites of brain cannot be considered as target sites; 10. Asymptomatic subjects with bone metastasis can be included, but the sites of bone cannot be considered as target sites.

Exclusion criteria

1. Having received immunotherapy within 4 weeks prior to inclusion; 2. Allergic to GM-CSF, INF-α2b or diagnosed with immune system disease, receiving immunosuppressant, such as prednisone, dexamethasone, methylprednisolone, methotrexate, hydroxychloroquine, cyclophosphamide, azathioprine and so one; 3. Receiving treatment of other trials; 4. Any unstable systemic disease, including active infection, symptomatic congestive heart failure,myocardial infarction onset six months before included into the group, unstable angina, and severe arrhythmia, uncontrolled chronic lung disease; 5. Unwilling to sign consent; 6. Women in pregnancy or lactation;

Design outcomes

Primary

MeasureTime frameDescription
The abscopal effect rateup to 12 monthsThe proportion of patients with an abscopal response assessed after the initiation of treatment The proportion of patients with an abscopal response assessed after the initiation of treatment

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026