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IOL Position and Visual Quality in Patients With Retinitis Pigmentosa after Cataract Surgery: A Cohort Study

IOL Position and Visual Quality in Patients With Retinitis Pigmentosa after Cataract Surgery: A Cohort Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2400083962
Enrollment
Unknown
Registered
2024-05-08
Start date
2024-05-15
Completion date
Unknown
Last updated
2026-06-15

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

Conditions

retinitis pigmentosa

Interventions

Retrospective cohort study group:Not applicable
Prospective cohort study group:Not applicable

Sponsors

The Zhongshan Ophthalmic Center,Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: 1.Diagnosis of retinitis pigmentosa based on specific clinical manifestations and ophthalmic examinations; 2.Phacoemulsification and IOL implantation due to lens opacity; 3.Willing and able to complete all necessary follow-up and examinations;

Exclusion criteria

Exclusion criteria: 1.Other comorbidities, such as high myopia, Pseudo-Exfoliation Syndrome, corneal lesions, uveitis, glaucoma, etc; 2.History of intraocular surgery; 3.History of ocular trauma; 4.Serious systemic diseases: such as severe hypertension, diabetes, heart disease, Alzheimer's disease, Parkinson's disease, etc; 5.Researchers believe that participation is not suitable for other reasons;

Design outcomes

Primary

MeasureTime frame
IOL tilt and decentration;

Secondary

MeasureTime frame
Visual acuity;Objective visual quality;Subjective visual quality;Changes in ocular structure;Complications;

Countries

China

Contacts

Public ContactTan Xuhua

The Zhongshan Ophthalmic Center,Sun Yat-sen University

tanxuhua6@mail.sysu.edu.cn+86 130 6377 8121

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 21, 2026