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Identification of genes for high myopia using parent-offspring trios

Identification of genes for high myopia using parent-offspring trios

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-ONRC-05000676
Enrollment
Unknown
Registered
2005-12-14
Start date
2004-07-01
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

Eye Diseases

Interventions

One arm:Carry out whole genome scan and linkage studies of 200 parent-offspring trios, generations, each with more than 10 members and 3 high myopia that we have recruited. None of these families have

Sponsors

Nil
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: At least one of the family members has myopia members at <=-6.0D, or high myopia developed at an early age.

Exclusion criteria

Exclusion criteria: Peole with ophthalmic diseases other than refractive errors

Design outcomes

Primary

MeasureTime frame
To verify the chromosomal loci linked to myopia.;—

Secondary

MeasureTime frame
To establish a basis to study interactive effects between environmental and genetic factors that contribute to myopia.;—

Countries

China

Contacts

Public ContactProf. Dennis SC Lam
dennislam_cu_res@cuhk.edu.hk+852 2762 3134

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026