Viscogonioplasty in narrow angle glaucoma

Evaluation of efficacy and safety of viscogonioplasty in narrow angle glaucoma: a randomised single blind single centre controlled trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN83135049

Enrollment

Registered

2010-04-14

Start date

2006-02-01

Completion date

Unknown

Last updated

2015-01-13

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

Conditions

Narrow angle glaucoma Eye Diseases Glaucoma

Interventions

Cataract surgery combined with viscogonioplasty or cataract surgery alone. Follow-up of the patients intraocular pressure was for 12 months post-operation with a clinic visit at 3, 6 and 12 months.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with evidence of glaucoma, presence of a narrow drainage angle defined as: 1.1. Less than 90 degrees of the trabecular meshwork visible on gonioscopy 1.2. Previous patent laser peripheral iridotomy 1.3. Presence of cataract 2. Any age, any gender

Exclusion criteria

Exclusion criteria: 1. Plateau iris syndrome 2. Other glaucomas 3. Previous glaucoma surgery 4. History of ocular injury 5. Participation in any other glaucoma research

Design outcomes

Primary

Measure	Time frame
Intraocular pressure lowering following cataract surgery and viscogonioplasty versus catarct surgery alone, measured at 12 months	—

Secondary

Measure	Time frame
1. Opening of drainage angle when examined on gonioscopy, measured at 12 months 2. Complications following viscogonioplasty, measured immediately following surgery	—

Countries

United Kingdom

Outcome results

None listed

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