Developing a normal database of regional cerebral blood flow of the healthy elderly over 75 years old

Developing a normal database of regional cerebral blood flow of the healthy elderly over 75 years old - Developing a normal database of rCBF of the healthy elderly over 75 years old

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007657

Enrollment

120

Registered

2012-04-03

Start date

2012-05-01

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

Healthy Elderly over 75 years old

Interventions

Evaluation of regional cerebral blood flow using Tc-99m-ECD

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: over 75 years old neuropsychological test battery shows no cognitive impairment

Exclusion criteria

Exclusion criteria: No past history of psychiatric and neurological disorders Brain MRI shows no evident cerebral infarction or ischemic changes equivalent to Fazekas grade III

Design outcomes

Primary

Measure	Time frame
regional cerebral blood flow	—

Countries

Japan

Contacts

Public ContactKiyotaka Nemoto

University of Tsukuba Department of Psychiatry Division of Clinical Meidicine, Faculty of Medicine

seishin@md.tsukuba.ac.jp029-853-3182

Outcome results

None listed

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