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Glaucoma Surgery Outcome in Rwanda.

Stefan K De Smedt1, Yannick S Fonteyne, Felicienne Muragijimana

  • 1*Department of Ophthalmology, Kabgayi Hospital, Kabgayi, Gitarama, Rwanda †London School of Hygiene and Tropical Medicine §Institute of Ophthalmology, University College London ∥Glaucoma Department, Moorfields Eye Hospital, London, UK ‡Department of Psychology, Stockholm University, Stockholm, Sweden.

Journal of Glaucoma
|March 31, 2016
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Summary
This summary is machine-generated.

Trabeculectomy surgery effectively lowers intraocular pressure (IOP) in African glaucoma patients. Long-term IOP control may decrease after two years, emphasizing the need for consistent follow-up.

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Area of Science:

  • Ophthalmology
  • Surgical Innovation
  • Public Health in Africa

Background:

  • Glaucoma management in Central Africa presents unique challenges.
  • Trabeculectomy is a common surgical intervention for glaucoma.
  • Long-term outcomes of this procedure in the region require assessment.

Purpose of the Study:

  • To evaluate the long-term intraocular pressure (IOP) control following trabeculectomy surgery in adult glaucoma patients in Central Africa.
  • To identify risk factors associated with surgical failure and severe visual loss.

Main Methods:

  • A retrospective study involving adult glaucoma patients who underwent trabeculectomy between 2003 and 2008 in Rwanda.
  • Data collected included preoperative and postoperative IOP, visual acuity, and surgical complications.
  • Statistical analysis, including logistic regression, was used to determine outcomes and risk factors.

Main Results:

  • 84% of patients achieved good IOP outcome (IOP < 21 mm Hg and ≥30% reduction).
  • Antimetabolite use showed a protective effect against failure (OR=0.39).
  • Longer follow-up duration (beyond 2 years) was associated with decreased success (OR=3.57).
  • Flat anterior chamber and late hypotony were significant risk factors for severe visual loss.

Conclusions:

  • Trabeculectomy, particularly with antimetabolites, remains a viable glaucoma treatment in Africa.
  • Sustained IOP control may diminish beyond two years post-surgery.
  • Regular, long-term patient follow-up is crucial for effective glaucoma management in this population.