UBM Evaluation After Combined Deep Sclerectomy With Trabeculotomy in Primary Open Angle Glaucoma
Ultrasound Biomicroscopy Evaluation After Combined Deep Sclerectomy With Trabeculotomy in Primary Open Angle Glaucoma
Minia University Hospital
30 participants
Nov 11, 2025
OBSERVATIONAL
Conditions
Summary
Primary open-angle glaucoma is a chronic optic neuropathy that often requires surgical intervention when medical treatment fails. Deep sclerectomy is a non-penetrating glaucoma surgery that aims to reduce intraocular pressure while minimizing complications. When combined with trabeculotomy, additional aqueous outflow may be achieved. Ultrasound biomicroscopy (UBM) allows detailed imaging of the anterior segment and provides valuable information about postoperative anatomical changes that cannot be assessed clinically. This observational study aims to evaluate UBM findings after combined deep sclerectomy with trabeculotomy in patients with primary open-angle glaucoma and to correlate these findings with clinical outcomes.
Eligibility
Inclusion Criteria4
- Diagnosis of primary open-angle glaucoma (POAG), including juvenile open-angle glaucoma (JOAG).
- Patients who underwent combined deep sclerectomy with trabeculotomy.
- Clear media allowing adequate ultrasound biomicroscopy imaging.
- Written informed consent obtained from the patient .
Exclusion Criteria3
- Secondary glaucomas (e.g., neovascular, uveitic, traumatic, or angle-closure glaucoma).
- Previous glaucoma filtering surgery in the studied eye.
- Coexisting ocular pathology affecting UBM assessment (e.g., severe corneal opacity, scleral pathology).
Interventions
Ultrasound biomicroscopy is performed as a non-invasive diagnostic imaging procedure to evaluate postoperative anterior segment anatomy, including intrascleral lake characteristics and filtering bleb morphology, in patients with primary open-angle glaucoma following combined deep sclerectomy with trabeculotomy.
Locations(1)
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NCT07454447