Influence of Disruption of Physiological Parallelism of Corneal Anterior and Posterior Surfaces on Aberrations in Eyes after Keratoplasty

Influence of Disruption of Physiological Parallelism of Corneal Anterior and Posterior Surfaces on Aberrations in Eyes after Keratoplasty - Influence of Disruption of Physiological Parallelism of Corneal Anterior and Posterior Surfaces on Aberrations in Eyes after Keratoplasty

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000005299

Enrollment

Registered

2011-03-24

Start date

2009-06-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Normal eyes, eyes after keratoplasty

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Normal eyes and eyes after keratoplasty

Exclusion criteria

Exclusion criteria: The exclusion criteria included corneal scar or opacity in the graft, persistent epithelial defect, severe dry eye or ocular cicatrical diseases, graft rejection, ptyergium, previous glaucoma surgery and retinal diseases.

Design outcomes

Primary

Measure	Time frame
Visual acuity, Wavefront aberration, Surface parallelism index	—

Countries

Japan

Contacts

Public ContactYamaguchi Takefumi

Tokyo Dental Collge ophthalmology

yama19770614@hotmail.com

Outcome results