The Ghana Primary Tube Versus Trabeculectomy Study

Launched by TEMA CHRISTIAN EYE CENTER · Mar 14, 2014

Keywords

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Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • Age 18 to 85 years, inclusive
• • Open angle glaucoma. Including primary open angle glaucoma, pseudoexfoliative and pigmentary glaucoma
• • Intraocular pressure 18 - 40 mmHg on maximal tolerated or maximal affordable medical therapy
• • Informed consent given and consent form signed.
• Exclusion Criteria:
• • Unwilling or unable to give consent, unwilling to accept randomisation, or unable to return for scheduled protocol visits
• • Pregnant or nursing women
• • No light perception vision
• • Previous incisional intraocular surgery, other than uncomplicated clear corneal cataract surgery
• • Previous ocular laser in study eye
• • Iris neovascularisation or proliferative retinopathy
• • Primary angle closure or primary angle closure glaucoma
• • Iridocorneal endothelial syndrome or anterior segment dysgenesis
• • Epithelial or fibrous downgrowth
• • Aphakia
• • Chronic or recurrent uveitis
• • Steroid-induced glaucoma
• • Severe posterior blepharitis
• • Unwilling to discontinue contact lens use after surgery
• • Previous cyclodestructive procedure
• • Glaucoma secondary to penetrating keratoplasty, trauma, retinal disease/surgery or neovascular disease
• • Conjunctival scarring from prior ocular surgery, trauma or cicatrizing disease precluding a superior trabeculectomy
• • Need for glaucoma surgery combined with other ocular procedures (i.e. cataract surgery, penetrating keratoplasty, or retinal surgery) or anticipated need for urgent additional ocular surgery