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The objective of the study is to constrcut a noninvasive approach WL12 PET/CT to detect the PD-L1 expression of tumor lesions in patients with gastrointestinal tumors and to identify patients benefiting from anti-PD-1/L1 treatment.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Imaging cohort | Experimental | All study participants will be allocated to this arm (single-arm study).Study participants will undergo 68Ga-WL12 PET/CT scans |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| 68Ga-WL12 PET/CT | Other | WL12, labeled with PET radio-nuclide ( Ga-68 )will be used as a molecular imaging tracer for PET/CT scanning |
|
| Measure | Description | Time Frame |
|---|---|---|
| Standardized uptake value（SUV） | The uptake of the tracer in the primary and metastatic tumor lesions by measuring standardized uptake value（SUV）on PET/CT | 2 years |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Hua Zhu | Contact | 010-88196495 | zhuhuabch@pku.edu.cn |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Beijing Cancer Hospital | Recruiting | Beijing | Beijing Municipality | 100142 | China |
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| ID | Term |
|---|---|
| D004067 | Digestive System Neoplasms |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D004066 | Digestive System Diseases |
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