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[Perimetric changes after surgery in advanced glaucoma].
J F Casiraghi1, M A Moussalli, P I Lavena
1Hospital de Clínicas, José de San Martín, Buenos Aires, Argentina. casiraghi@pccp.com.ar
Archivos De La Sociedad Espanola De Oftalmologia
|October 1, 2003
Summary
Glaucoma surgery, including trabeculectomy and phacotrabeculectomy, significantly improves visual field mean defect (MD) in advanced glaucoma patients. Loss variance (LV) showed no significant change after these glaucoma surgeries.
Area of Science:
- Ophthalmology
- Glaucoma Research
- Surgical Outcomes
Context:
- Advanced glaucoma damages visual fields, necessitating effective surgical interventions.
- Standard automated perimetry is crucial for monitoring glaucoma progression.
- Trabeculectomy and phacotrabeculectomy are common surgical options for advanced glaucoma.
Purpose:
- To evaluate the perimetric changes in patients with advanced glaucomatous damage following trabeculectomy or phacotrabeculectomy.
- To assess the impact of glaucoma surgery on visual field mean defect (MD) and loss variance (LV).
Summary:
- This retrospective study analyzed 102 eyes of 79 patients with advanced glaucoma who underwent either trabeculectomy or phacotrabeculectomy.
- Post-surgery, a statistically significant improvement in mean defect (MD) was observed (p=0.001).
- Loss variance (LV) did not show a statistically significant change after surgery (p=0.2421).
Impact:
- Glaucoma surgery demonstrates efficacy in improving visual field sensitivity in advanced stages.
- Findings support the use of filtering or combined glaucoma surgery for managing advanced glaucoma.
- Standard automated perimetry metrics provide valuable insights into surgical success and disease progression.