Age-related Changes of Crystalline Lens Tilt and Decentration: A Swept-source Optical Coherence Tomography Study

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT04487795

Enrollment

230

Registered

2020-07-27

Start date

2020-04-15

Completion date

2020-05-17

Last updated

2020-07-27

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

Conditions

Crystalline Cataract, Lens; Anomaly

Keywords

crystalline lens tilt, crystalline lens decentration, swept-source optical coherence tomography

Brief summary

230 participants at Eye Hospital of Wenzhou Medical University during June, 2019 and August, 2019 were enrolled in this study. 230 right eyes and 88 left eyes were included for the measurement. All the measurements were performed under non-mydriatic conditions in a dim examination room using the CASIA2 swept-source AS-OCT system.

Interventions

None listed

Study design

Observational model

CASE_ONLY

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

ALL

Healthy volunteers

Yes

Inclusion criteria

： * healthy volunteers and patients with age-related cataract

Exclusion criteria

* aphakia or pseudophakia * any other ocular diseases with the exception of senile cataract * any history of ocular surgery * fixation difficulties caused by any reasons

Design outcomes

Primary

Measure	Time frame	Description
crystalline lens tilt	2020.4.30	magnitude and direction of crystalline lens lilt
crystalline lens decentration	2020.4.30	magnitude and direction of crystalline lens decentration

Countries

China

Outcome results