Clinical evaluation of hue discrimination

Clinical study of hue discrimination test (Pilot Study) - Hue discrimination

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-jRCTs032250322

Enrollment

Registered

2025-08-29

Start date

2026-01-30

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

congenital and acquires anlamous colorvision

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Subjects with visual acuity 0.1 or better. 1 Subjects with nornal color vision 2 Subjects with gongenital anomaous color vision 3 Sujectss of mother of gongenital anomaous color vision 4 Subjects with acquired anolamous color vision, including suspected anomalous color vision

Exclusion criteria

Exclusion criteria: 1. Less than visual acuity 0.1 2. Not applocable Ishihara Color Vision Test

Design outcomes

Primary

Measure	Time frame
Discrination of color sensation	—

Secondary

Measure	Time frame
Questionnaire survey about hue discrimination	—

Contacts

Public ContactMitsuru Sawa

Nihon University School of Medicine

sawamtr@ivy.ocn.ne.jp+81-3-3972-8111

Outcome results