Preventing angle closure glaucoma in Caucasian patients

Danish Angle Closure Prevention Trial

Not applicable Interventional University of Aarhus · NCT06077253

This study tests if a laser treatment can help prevent angle closure glaucoma from getting worse in Caucasian patients who are at risk.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment242 (estimated)
Ages40 Years to 80 Years
SexAll
SponsorUniversity of Aarhus Academic / other
Locations5 sites (Aalborg and 4 other locations)
Trial IDNCT06077253 on ClinicalTrials.gov

What this trial studies

This clinical trial aims to evaluate the effectiveness of prophylactic laser iridotomy in preventing the progression of primary angle closure suspects (PACS) in a Caucasian population. It employs a prospective, randomized paired-eye design, where one eye receives the laser treatment while the other is observed over a five-year follow-up period. The study will assess the outcomes based on the development of angle closure glaucoma and other related complications.

Who should consider this trial

Good fit: Ideal candidates for this study are Caucasian individuals identified as primary angle closure suspects with specific clinical criteria.

Not a fit: Patients with previous eye surgeries, existing glaucoma, or other significant ocular conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a preventive treatment option for patients at risk of developing angle closure glaucoma.

How similar studies have performed: Other studies have shown promising results with laser iridotomy in similar populations, indicating potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Primary angle closure suspect: ≥180 degrees (cumulative) irido-trabecular contact on darkroom gonioscopy, IOP\<21mmHg, no peripheral anterior synechiae, no glaucomatous optic neuropathy
* Best-corrected visual acuity (BCVA) \>0.8 on both eyes
* Caucasian

Exclusion Criteria:

* Pseudophakia
* Previous iridotomy
* Clinically significant cataract with indication for surgery,
* Gaucoma
* Uveitis
* Unstable retinal conditions
* Ocular malignancies
* PEX
* PDS
* Systemic or ocular corticosteroid treatment

Where this trial is running

Aalborg and 4 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Primary Angle Glaucoma Closure Suspect
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.