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180 Degree vs. 360 Degree Selective Laser Trabeculoplasty as Initial Therapy for Glaucoma

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Temple University

Status

Completed

Conditions

Glaucoma
Open Angle Glaucoma
Pigment Dispersion Syndrome
Ocular Hypertension
Glaucoma, Open Angle, Pseudo-exfoliative

Treatments

Device: Neodymium:Yttrium Aluminum Garnet (YAG) laser
Procedure: Selective Laser Trabeculoplasty

Study type

Interventional

Funder types

Other

Identifiers

Details and patient eligibility

About

Selective laser trabeculoplasty (SLT) is a well-recognized way to lower eye pressure in treatment of glaucoma. This treatment is performed for 180 degrees or 360 degrees, and studies at academic centers have shown mixed results when comparing the success rates of 180 degrees or 360 degrees. Both protocols are now typically done by comprehensive ophthalmologists. However, there is no data that compares success rates of 180 degrees and 360 degrees in the community setting.

Full description

This study is designed as a prospective evaluation of the two treatment algorithms for SLT by measuring intraocular pressure (IOP) after treatment. The hypothesis is that 360 degrees of SLT will produce a greater reduction in IOP than 180 degrees of SLT at 3 months follow up.

Enrollment

76 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • patients who have been diagnosed with open-angle glaucoma including ocular hypertension, pseudoexfoliation and pigment dispersion syndrome
  • greater than 18 years of age
  • initial intraocular pressure (IOP) of ≥ 21 mmHg

Exclusion criteria

  • prior medical or laser therapy to lower IOP
  • previous incisional glaucoma surgery before the study period

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Single Blind

76 participants in 2 patient groups

180 degrees
Active Comparator group
Description:
180 degrees of Selective Laser Trabeculoplasty using Neodymium:Yttrium Aluminum Garnet (YAG) laser
Treatment:
Procedure: Selective Laser Trabeculoplasty
Device: Neodymium:Yttrium Aluminum Garnet (YAG) laser
360 degrees
Active Comparator group
Description:
360 degrees of Selective Laser Trabeculoplasty using Neodymium:Yttrium Aluminum Garnet (YAG) laser
Treatment:
Procedure: Selective Laser Trabeculoplasty
Device: Neodymium:Yttrium Aluminum Garnet (YAG) laser

Trial documents
1

Trial contacts and locations

2

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Data sourced from clinicaltrials.gov

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