JOURNAL ARTICLE
MULTICENTER STUDY
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Long-term visual outcomes of intravitreal bevacizumab in inflammatory ocular neovascularization.

PURPOSE: To assess the long-term role of bevacizumab (Avastin; Genentech Inc, South San Francisco, California, USA) in inflammatory ocular neovascularization.

DESIGN: Retrospective multicenter consecutive case series of inflammatory ocular neovascularization.

METHODS: settings: Multicenter institutional and private practices.

STUDY POPULATION: Patients with inflammatory ocular neovascularization in one or both eyes of varying etiologies who failed standard therapy. intervention: Intravitreal injection of bevacizumab.

MAIN OUTCOME MEASURES: Improvement of best-corrected visual acuity (BCVA) expressed as logarithm of minimal angle of resolution (logMAR), and decrease in central foveal thickness as measured by optical coherence tomography at 6, 12, 18, and 24 months of follow-up.

RESULTS: Mean logMAR BCVA (central foveal thickness) following intravitreal bevacizumab was as follows: baseline, 0.65 (6/27 or 20/90) (338 microm; 99 eyes of 96 patients); 6 months, 0.42 (6/16 or 20/53) (239 microm; 2.0 injections; 81 eyes); 12 months, 0.39 (6/15 or 20/49) (241 microm; 2.3 injections; 95 eyes); 18 months, 0.40 (6/15 or 20/50) (261 microm; 3.0 injections; 46 eyes); and 24 months, 0.34 (6/13 or 20/44) (265 microm; 3.6 injections; 27 eyes). Paired comparisons revealed significant visual improvement at 6 months of 2.4 lines (P = .000), at 12 months of 2.5 lines (P = .000), at 18 months of 2.5 lines (P = .001), and at 24 months of 2.2 lines (P = .013). Paired comparisons revealed significant central foveal flattening at 6 months of 78 microm (P = .000), at 12 months of 85 microm (P = .000), at 18 months of 90 microm (P = .003), and at 24 months of 77 microm (P = .022). Three eyes developed submacular fibrosis and 1 eye submacular hemorrhage.

CONCLUSION: Intravitreal bevacizumab led in the long-term to significant mean visual improvement of > or =2.2 lines and significant foveal flattening in a wide variety of inflammatory ocular diseases without major complications.

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