predictive factor for successful outcome of intrastromal corneal ring segment in keratoconus

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20200929001

Enrollment

250

Registered

2020-09-29

Start date

2020-07-01

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

intrastromal corneal ring segment keratoconus intrastromal corneal ring segment ICRS keratoconus

Interventions

successful and unsuccessful outcome of ICRS in keratoconus

Treatment

successful and unsuccessful outcome of ICRS

Eligibility

Sex/Gender

All

Age

2 Years to 80 Years

Inclusion criteria

Inclusion criteria: all keratoconus subjects with intracorneal ring segment (ICRS)

Exclusion criteria

Exclusion criteria: other ectatic disorder

Design outcomes

Primary

Measure	Time frame
successful outcome of ICRS pre-op, post op at 1 mo, 3 mo, 6 mo visual acuity	—

Secondary

Measure	Time frame
complications of ICRS pre-op, post op at 1 mo, 3 mo, 6 mo descriptive data	—

Countries

thailand

Contacts

Public Contactsasi yaisawang

Chulalongkorn University

yaisawang.sasi@gmail.com0878164505

Outcome results

None listed

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