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Effect of vitrectomy combined intravitreal anti-VEGF therapy and triamcinolone acetonide on macular edema and microvascular structure in eyes with retinal vein occlusions

Effect of vitrectomy combined intravitreal anti-VEGF therapy and triamcinolone acetonide on macular edema and microvascular structure in eyes with retinal vein occlusions

Status
Unknown
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400089965
Enrollment
Unknown
Registered
2024-09-20
Start date
2024-09-27
Completion date
Unknown
Last updated
2025-10-13

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

Conditions

macular edema with retinal vein occlusion

Interventions

Experimental group:vitrectomy combined intravitreal anti-VEGF therapy and triamcinolone acetonide
Control group:intravitreal anti-VEGF therapy

Sponsors

Shanghai Jing'an District Shibei Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1) Patients with untreated macular edema secondary to retinal vein occlusion who visited the outpatient clinic of Ophthalmology at Shanghai Jing'an District Shibei Hospital between 1 September 2024 and 31 December 2027 were enrolled. 2) age = 18 years. 3) CMT (central macular thickness) >250um. 4) BCVA=0.5. 5)The diagnosis of RVO-ME is based on clinical examination findings, including flame-shaped retinal hemorrhage or dilated and tortuous retinal veins in one or more retinal quadrants, macular edema and subretinal fluid.

Exclusion criteria

Exclusion criteria: 1) Those with a previous history of vitrectomy. 2) Those with a previous history of retinal laser photocoagulation or intravitreal drug injection. 3) Eyes with diabetic retinopathy, age-related macular degeneration, choroidal neovascularization, macular hole, glaucoma, uveitis and high myopia (<-6.0D), amblyopia, and any other active ocular diseases. 4) corneal disease, vitreous hemorrhage, severe cataract and other severe refracting opacity affected examinees. 5) individuals with poor-quality SS-OCT images.

Design outcomes

Primary

MeasureTime frame
BCVA;Central macular thickness;Blood flow density;

Secondary

MeasureTime frame
The number of intravitreal injections;The number of intraretinal hyperreflective foci;The disruption of the ellipsoid and ELM;The presence of intraretinal fluid and subretinal fluid ;

Countries

China

Contacts

Public ContactJili Chen

Shanghai Jing'an District Shibei Hospital

retinachenjili@163.com+86 21 3653 8632

Outcome results

None listed

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