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A study of early detection of Alzheimer disease using retinal amyloid detection methods

Diagnostic study on retinal amyloid deposition and glaucoma development in Alzheimer's disease - Diagnostic study on retinal amyloid deposition and glaucoma development in Alzheimer's disease

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000049368
Enrollment
50
Registered
2022-10-31
Start date
2022-11-01
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

Glaucoma

Interventions

Sponsors

Tohoku University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Disease name:Alzheimer's type dementia, Mild Cognitive Impairment (MCI), cognitively normal subjects (no abnormality in simple dementia tests CADi2, Mini-Cog, MMSE) 2.Stage:early stage 3.Age:50 years old or older, 90 years old or younger (at the time of registration) 4.Gender:Regardless of gender

Exclusion criteria

Exclusion criteria: 1. Decline in cognitive function other than Alzheimer's type dementia (including patients with drug-induced, depression, organic diseases, vascular dementia, metabolic diseases, Lewy body dementia, etc.) 2.Those who have severe dysphagia and have difficulty taking curcumin supplements 3.Alcohol addiction, drug addiction patients 4.Those who cannot follow the protocol of this study such as oral administration and fundus examination due to severe cognitive decline. 5.Those who have been administered corticosteroids within 1 month 6.Those with gallbladder disease, gallstones, gastrointestinal disorders 7.Those who have been diagnosed with angle-closure glaucoma and have difficulty in mydriasis 8.Those who cannot perform visual field test or OCT, those who have difficulty in fundus examination and cannot see through the fundus with SLO 9.Those who have severe vision loss (need assistance in daily life due to visual impairment) 10.Those who are judged by the principal investigator or research coordinator to be unsuitable for participation in the research 11.Pregnant women, lactating women, those who wish to become pregnant during the research period

Design outcomes

Primary

MeasureTime frame
Differences between Alzheimer's disease and normal subjects in parameters obtained by retinal amyloid imaging

Secondary

MeasureTime frame
Correlation of parameters acquired by retinal amyloid imaging with glaucoma complication rate

Countries

Japan

Contacts

Public ContactMakoto Ishikawa

Tohoku University Graduate School of Medicine Department of Ophthalmology

ishikawa-m@oph.med.tohoku.ac.jp022-717-7294

Outcome results

None listed

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