Comaprison of 68Ga-FAP-2286 and 18F-FDG PET/CT in Patients With Various Types of Cancer

Inclusion Criteria:

* adult patients (aged 18 years or order);
* patients with suspected or newly diagnosed or previously treated malignant tumors (supporting evidence may include MRI, CT, tumor markers and pathology report);
* patients who had scheduled both 18F-FDG and 68Ga-FAP-2286 PET/CT scans;
* patients who were able to provide informed consent (signed by participant, parent or legal representative) and assent according to the guidelines of the Clinical Research Ethics Committee.

Exclusion Criteria:

* patients with non-malignant lesions;
* patients with pregnancy;
* the inability or unwillingness of the research participant, parent or legal representative to provide written informed consent;