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Thoracic radiotherapy concurrent with chemotherapy stands for the standard regime for limited staged small cell lung cancer. Involved node radiation(INF) replaced elective node irradiation(ENI) as the more popular since several trails compared the two regimes. simultaneous integrated boost IMRT becomes mature with advancing in IMRT and VMAT. The investigator hypothesis that SIB-IMRT can confine the dose for organs at risk to reduce the toxicities compared with routine IMRT in limited disease small-cell lung cancer.
All patients recruited divided into two arms:SIB-IMRT or routine IMRT,in the routine arm,the prescription dose was 60Gy/2Gy/30f,and in the SIB arm ,60Gy was given to the field of the tumor and metastatic lymph nodes,50Gy was given to CR lesion and high-risk prevention. The physical advantages of SIB-IMRT are to reduce the radiation dose of organs that are at risk in the lungs, esophagus, and heart ensuring the adequate dose for tumor area at the same time. The investigators are carrying out this trial to compare the efficacy, safety, side effects, and type of failure of the two radiotherapy techniques, which will provide a new choice and reliable basis for the future dose-segmentation study of limited-stage small-cell lung cancer.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| SIB-IMRT | Active Comparator | patients received radiotherapy using IMRT or VMAT,60Gy is given to the field of tumor and metastatic lymph nodes and 50Gy given to CR lesion and high-risk area.concurrent or sequential with 4-6 circles of chemotherapy of EP. |
|
| routine | Other | patients received IMRT or VMAT,with the prescription of 60Gy/2Gy/30F to the planning tumor volume ,concurrent or sequential with EP chemotherapy |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| SIB-IMRT | Radiation | 60Gy given to the tumor area,50Gy to the CR lesion or high-risk field at the same time |
|
| Measure | Description | Time Frame |
|---|---|---|
| progress-free survival | the rate of patients survival from the treatment to death or progress | 2 year |
| Measure | Description | Time Frame |
|---|---|---|
| overall survival | rate of patients survival in 2 years | 2 year |
| local control rate | recurrence rate of local field in 2 years | 2 year |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| zongmei zhou, Professor | Contact | 86 13801389769 | zhouzongmei2013@163.com | |
| lei deng, Dr | Contact | 86 13683377570 | dengleipumc@163.com |
| Name | Affiliation | Role |
|---|---|---|
| zongmei zhou, PhD | national cancer hospital | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Radiation Oncology, Cancer Hospital, Chinese Academy of Medical Sciences | Recruiting | Beijing | Beijing Municipality | 100021 | China |
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| ID | Term |
|---|---|
| D055752 | Small Cell Lung Carcinoma |
| ID | Term |
|---|---|
| D002283 | Carcinoma, Bronchogenic |
| D001984 | Bronchial Neoplasms |
| D008175 | Lung Neoplasms |
| D012142 | Respiratory Tract Neoplasms |
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| routine IMRT | Radiation | patients received IMRT or VMAT,with the prescription of 60Gy/2Gy/30F to the planning tumor volume ,concurrent or sequential with EP chemotherapy |
|
| side-effects | the rate of radiation pneumatic、oesophagitis、haematological toxicity | 3-6months after radiation |
| D013899 |
| Thoracic Neoplasms |
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |