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Accommodation and pupillary reflex weakness after retinal photocoagulation

Accommodation and pupillary reflex weakness after retinal photocoagulation

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100044543
Enrollment
Unknown
Registered
2021-03-23
Start date
2021-04-01
Completion date
Unknown
Last updated
2021-09-20

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

Conditions

retina tear and retina degenaration

Interventions

Laser treated eye vs non treated eye:Nil

Sponsors

Joint Shantou International Eye Center of Shantou University and the Chinese University of Hong Kong
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Aged <= 60 years; 2. Patients who first received retinal photocoagulation for retina tear or peripheral retina degeneration; 3. Patients without intraocular surgeries history (except laser surgery for myopia); 4. pupil diameter larger than 8mm after pupil dialated.

Exclusion criteria

Exclusion criteria: 1. Previous history of retinal photocoagulation; 2. Pseudophakic eye or aphakic eye; 3. Accompany with other fundus diseases,such as retinal vasculitis,retinal detachment,glaucoma,etc; 4. Cyclopean eye; 5. There were pathological changes in the anterior segment with significantly affected the study, such as severe cataract, corneal opacity,etc.

Design outcomes

Primary

MeasureTime frame
Accommodation amplitude;

Countries

China

Contacts

Public ContactZheng Dezhi

Joint Shantou International Eye Center of Shantou University and the Chinese University of Hong Kong

15989849662@163.com+86 15989849662

Outcome results

None listed

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