Natural history of Bietti's crystalline dystrophy

Construction of registry for Bietti's crystalline dystrophy - Construction of registry for Bietti's crystalline dystrophy

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000043926

Enrollment

Registered

2021-05-10

Start date

2021-06-01

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

Bietti&#39

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients clinically diagnosed with crystallin retinopathy

Exclusion criteria

Exclusion criteria: Retinas other than crystallin retinopathy, cases with optic nerve disease, minors and elderly patients with concerns about judgment

Design outcomes

Primary

Measure	Time frame
Change of visual acuity	—

Secondary

Measure	Time frame
MD vale of Hanphery Visual Field test	—

Countries

Japan

Contacts

Public ContactHanako Ikeda

Kyoto University Ophthalmology

rpkyoto@kuhp.kyoto-u.ac.jp0757513248

Outcome results