Changes in eye scans of brothers and sisters of patients with conical eyes in South India
- Registration Number
- CTRI/2018/12/016684
- Lead Sponsor
- Dr Mohan Shruti Ramanujam
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- ot Yet Recruiting
- Sex
- Not specified
- Target Recruitment
- 0
Inclusion Criteria:
1. Siblings of patients diagnosed with clinical keratoconus
2. Age 6-40 years
Exclusion Criteria: (both patients and siblings)
1. Persons who are not willing to give an informed written consent or those for whom parents are unwilling to give written informed consent.
2. Patients who have previously undergone keratorefractive surgery since the corneal topography will be altered.
3. Patients who have previously undergone collagen cross linking. This procedure leads to warping of corneal topography and such patients will most likely already have been diagnosed with keratoconus.
4. Persons in whom performing corneal topography mapping is not possible eg: Corneal scar or those who do not cooperate or are too young to cooperate for corneal topography.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method 1. Corneal topographic abnormalities and patterns seen in siblings of patients with keratoconus <br/ ><br>2. Prevalence of keratoconus and suspected keratoconus in siblings of patients with keratoconus <br/ ><br>3. Documentation and analysis of the various expressions of keratoconus including forme fruste keratoconus.Timepoint: 1 year 6 months
- Secondary Outcome Measures
Name Time Method ilTimepoint: Nil