The accuracy of MRD1 measurement by Traditional method versus Mobile phone application

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20160927001

Enrollment

Registered

2016-09-27

Start date

2016-09-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Blephaloptosis Thyroid eye disease Eyelids abnormality MRD1 Marginal reflex distance 1 Traditional method Mobile phone application

Interventions

Participants with any level of MRD1 who visit OPRS clinic at King Chulalongkorn Memorial hospital will be measured MRD1 with Traditional medthod and Mobile phone application&#44

that performed by expert and trainee.

Diagnostic

Participants

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients who visit OPRS clinic, King Chulalongkorn Memorial hospital

Exclusion criteria

Exclusion criteria: Corneal opacity that obscured corneal light reflex Extremely large or small cornea Patient who refused to participate the study

Design outcomes

Primary

Measure	Time frame
Accuracy of MRD1 measurement at time of measurement MRD1 between traditional method and application	—

Secondary

Measure	Time frame
none none none	—

Countries

Thailand

Contacts

Public ContactRusaporn Yodying

Department of Ophthalmology, Faculty of Medicine, Chulalongkorn University

rosepornyy@gmail.com0815842999

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026