In terms of the diagnostic technology of brain neurodegenerative diseases, the injection of positron tracers into the human body, so that it can combine with the corresponding protein, and show its distribution through PET imaging is a mature technology in the industry. At present, several research groups around the world are working on the development and clinical efficacy evaluation of their respective tau imaging agent compounds.This clinical research project intends to display the abnormal changes of tau protein in living brain through \[18F\]PM-PBB3 PET imaging, which is a second-generation tracer further optimized on the basis of \[11C\]PBB3, and has the advantages of closer binding to tau protein entanglement and less non-specific binding than similar imaging agents. Better image quality and a wider range of clinical applications.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
80
Patients with suspected neurodegeneration underwent PET/CT scan after injection of 370MBq (10 mCi)18F-FDG to observe for TAU deposition.
Peking Union Medical College Hospital
Beijing, Beijing Municipality, China
RECRUITINGDiagnostic Performance
Diagnostic performance including sensitivity, specificity, accuracy
Time frame: Through study completion, an average of 1 year
Clinical Stage
Clinical stage changed by 18F-PBB3 PET/CT compared to 18F-FDG PET/CT.
Time frame: Through study completion, an average of 1 year
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