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Mechanism of chronic synechia of angle in primary angle closure glaucoma

Mechanism of chronic synechia of angle in primary angle closure glaucoma

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000038613
Enrollment
Unknown
Registered
2020-09-26
Start date
2020-12-01
Completion date
Unknown
Last updated
2020-12-07

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

Conditions

chronic primary angle-close glaucoma

Interventions

1:trabeculectomy
3:Phacoemulsification and intraocular lens implantation

Sponsors

Beijing Tongren Hospital of Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: selection criteria for chronic primary angle closure glaucoma 1. IOP>21 mmHg; 2. Angle close greater that 180 degree; 3. The optic nerve has typical glaucoma changes, and the visual field defect is graded in the advanced stage, which meets the standards of trabeculectomy. selection criteria for primary angle open glaucoma: 1. IOP>21 mmHg; 2. Angle open; 3. The typical glaucoma changes of the optic nerve, and the visual field defect is graded in the advanced stage, which meets the standards of trabeculectomy. selection criteria for cataract: 1. Corrected visual acuity<0.5; 2. IOP<21mmHg; 3. Angle open. 4)phacoscotasmus,no glaucoma and other changes in the fundus optic disc, in line with cataract surgery standards

Exclusion criteria

Exclusion criteria: Exclusion criteria for chronic primary angle closure glaucoma: 1. secondary angle-closure glaucoma caused by uveitis, lens subluxation 2.diabetic retinopathy Exclusion criteria for primary angle open glaucoma: 1. Exfoliation syndrome secondary to glaucoma 2.pigmented glaucoma 3.uveitis secondary to glaucoma Exclusion criteria for cataract: Cataracts caused by other secondary factors.

Design outcomes

Primary

MeasureTime frame
visual acuity;intraocular pressure;visual field;retinal nerve fiber layer thickness;refraction;axis oculi;

Countries

China

Contacts

Public ContactShuning Li

Beijing Tongren Hospital of Capital Medical University

lishuningqd@163.com+86 13241802936

Outcome results

None listed

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