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Amyloid Brain PET study

Amyloid distribution study by high spec brain-dedicated PET

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs032230491
Enrollment
20
Registered
2023-12-04
Start date
2024-03-28
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Dementia

Interventions

Performing PET imaging after administration of radiopharmaceuticals (approved drugs)

Sponsors

Takahashi Miwako
Lead Sponsor
Yamaya Taiga
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients who complained of subjective cognitive decline and was suspected to be in the early stages of Alzheimer's disease according to the symptoms. 2. Age at the time of informed consent is 40 to 80 years old, regardless of gender. 3. Patients who had a score of 24 points or higher on MMSE conducted within 6 months before consent was obtained. 4. Patients who are judged by the principal investigator to be capable of understanding the study explanation and consent document.

Exclusion criteria

Exclusion criteria: 1. History of hypersensitivity to alcohol. 2. History of serious complications, medical or surgery. 3. Patients currently taking medications; narcotics, psychotropic drugs, or anti-Parkinson's drugs. 4. Taking medications for diabetes mellitus. 5. Claustrophobia. 6. People who have difficulty undergoing head MRI due to tattoos (including tattoos and permanent makeup), pacemakers, cochlear implants, etc. 7.Patients who are pregnant or may be pregnant, or who are breastfeeding. 8.Patient who is judged to be inappropriate as a participant by the principal or collaborating doctors

Design outcomes

Primary

MeasureTime frame
1. Comparison of mean cortical SUVR of amyloid PET using a brain-dedicated PET and a whole-body PET 2. Characteristics of Abeta and FDG brain distribution in amyloid PET positive cases.

Secondary

MeasureTime frame
Abeta mean cortical SUVR by Amyloid PET, FDG SUV by FDG-PET for each brain region.

Contacts

Public ContactMiwako Takahashi

National Institutes for Quantum Science and Technology

takahashi.miwako@qst.go.jp+81-43-206-4074

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026