Incidence of Dyschromatopsia in Glaucoma

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT02966678

Enrollment

100

Registered

2016-11-17

Start date

2016-11-08

Completion date

2017-05-30

Last updated

2017-06-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Glaucoma

Keywords

Glaucoma, Dychromatopsia

Brief summary

Incidence of dyschromatopsia

Detailed description

Incidence of dyschromatopsia should be elevated in glaucoma compared to a healthy control population. However, the actual incidence rate is not investigated.

Interventions

PROCEDUREColor Vision Test

Farnsworth Panel D15/Hue test plus Ishihara charts

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to 99 Years

Healthy volunteers

Inclusion criteria

* diagnosis of glaucoma * age between 18 and 99 years old * best corrected visual acuity(BCVA) \> 0.2 (decimal Snellen)

Exclusion criteria

* age \< 18 yo * BCVA \< 0.2 * known dyschromatopsia * known corneal disease * St.p. corneal surgeries * macula disease * history of medication use that can influence color vision (e.g. hydroxychloroquine)

Design outcomes

Primary

Measure	Time frame	Description
Incidence of dyschromatopsia	first and only study visit (day 1 of the study)	Incidence of dyschromatopsia should be elevated in glaucoma compared to a healthy control population. However, the actual incidence rate is not investigated.

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026