Beta Amyloid PET/CT in Various Aβ-Related Disease

Who May Qualify: \- (i) adult patients (aged 18 years or order); (ii) patients with suspected or new diagnosed or previously treated malignant tumors (supporting evidence may include MRI, CT, tumor markers and pathology report); (iii) patients who had scheduled Aβ PET/CT scan; (iv) patients who were able to provide willing to sign a consent form (signed by participant, parent or legal representative) and assent according to the guidelines of the Clinical Research Ethics Committee. Who Should NOT Join This Trial: \- (i) patients with non-malignant lesions; (ii) patients with pregnancy; (iii) the inability or unwillingness of the research participant, parent or legal representative to provide written willing to sign a consent form. Always talk to your doctor about whether this trial is right for you.