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Retrospective Study of Ultrasound Biomicroscopy in Patients Following Posterior Chamber Intraocular Lens Implantation in Eyes with Natural Lens

Retrospective Study of Ultrasound Biomicroscopy in Patients Following Posterior Chamber Intraocular Lens Implantation in Eyes with Natural Lens

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600128510
Enrollment
Unknown
Registered
2026-07-21
Start date
2026-07-21
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Refractive error

Interventions

Observation group:None

Sponsors

The Affiliated Hospital of Yunnan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1. Complete preoperative exams (including refraction, anterior chamber depth, white-to-white, corneal endothelial cell count); 2. At least one postoperative ultrasound biomicroscopy follow-up (between 3 months and 2 years after surgery); 3. Age 18-50.

Exclusion criteria

Exclusion criteria: Patients with combined glaucoma, uveitis, corneal endothelial dystrophy, history of retinal detachment, or pregnant women; cases where ultrasound biomicroscopy images are of poor quality and unreadable.

Design outcomes

Primary

MeasureTime frame
Anterior chamber angle width; lens posterior chamber type, intraocular lens tilt;—

Countries

China

Contacts

Public ContactYanting Pan

The Affiliated Hospital of Yunnan University

429567179@qq.com+86 871 6512 2299

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 10, 2026