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Cerebral dopamine and GABA function in 22q11.2 deletion syndrome: PET and MRS study.

Cerebral dopamine and GABA function in 22q11.2 deletion syndrome: PET and MRS study. - Cerebral dopamine and GABA function in 22q11.2 deletion syndrome: PET and MRS study.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000029593
Enrollment
50
Registered
2017-11-01
Start date
2017-11-01
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

Healthy volunteer, 22q11.2 deletion syndrome.

Interventions

Sponsors

National Institute of Radiological Sciences
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: I. Patients 20 y.o.<=Age<=55 y.o. patients with 22q11.2 deletion syndrome. II.Healthy volunteers 20 y.o.<=Age<=55 y.o., normal subjects

Exclusion criteria

Exclusion criteria: I. Patients 1. Subjects with any organic brain disorder 2. Subjects with a severe physical complication 3. Subjects who has been taking any dopamine blocker. 4. Subjects who currently smokes 5. Subjects with metallic medical device in the body 6. Subjects with tattoo 7. Subjects with severe claustrophobia 8. Subjects who tends to suicide 9. Pregnant women 10. Subjects who was considered to be inappropriate to participate in the study II. Healthy volunteers 1. Subjects with any psychiatric disorder 2. Subjects with any organic brain disorder 3. Subjects with severe physical complication 4. Subjects who has been taking any dopamine blocker. 5. Subjects who currently smokes 6. Subjects with metallic medical device in the body 7. Subjects with tattoo 8. Subjects with severe claustrophobia 9. Pregnant women 10. Subjects who has participated in other study in recent 6 months. 11. Subjects who was considered to be inappropriate to participate in the study

Design outcomes

Primary

MeasureTime frame
Difference of cerebral dopamine and GABA function between normal controls and patients with 22q11.2 deletion syndrome.

Secondary

MeasureTime frame
Correlations between cerebral dopamine and GABA function and various clinical scales

Countries

Japan

Contacts

Public ContactKeisuke Takahata

National Institute of Radiological Sciences Department of Functional Brain Imaging Research

takahata.keisuke@qst.go.jp81432063025

Outcome results

None listed

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