Abstract:
PURPOSE:To report a neovascular age-related macular degeneration pattern refractory to ranibizumab. DESIGN:Retrospective, observational case series. METHODS:Between March and May 2009, cases with neovascular age-related macular degeneration refractory to ranibizumab were investigated with indocyanine green angiography. We identified 12 eyes of 12 patients with polypoidal choroidal vasculopathy. Refractory to treatment were defined cases with persistent subretinal or intraretinal fluid, or both, after 3 or more consecutive monthly ranibizumab injections regardless of best-corrected visual acuity. RESULTS:All patients identified were white, of whom 6 were male. Mean age ± standard deviation at presentation was 75 ± 5.6 years (range, 64 to 81 years); diagnosis, based on fluorescein angiography, comprised occult choroidal neovascularization (CNV) in 8 eyes, and 1 case each of classic-no-occult CNV, minimally classic CNV, predominantly classic CNV, and retinal angiomatous proliferation. Eight cases had switched from courses of other therapy (5 pegaptanib, 1 photodynamic therapy, 1 photodynamic therapy then pegaptanib, 1 bevacizumab). After a mean follow-up of 10.2 ± 4.8 months (range, 3 to 18 months) and 7.6 ± 3.9 ranibizumab injections (range, 3 to 14 injections), indocyanine green angiography revealed polypoidal choroidal vasculopathy lesions in all cases. CONCLUSIONS:Neovascular age-related macular degeneration refractory to a course of ranibizumab injections may harbor polypoidal choroidal vasculopathy. In such cases, indocyanine green angiography is a valuable tool for revealing polypoidal lesions.
journal_name
Am J Ophthalmoljournal_title
American journal of ophthalmologyauthors
Stangos AN,Gandhi JS,Nair-Sahni J,Heimann H,Pournaras CJ,Harding SPdoi
10.1016/j.ajo.2010.05.035subject
Has Abstractpub_date
2010-11-01 00:00:00pages
666-73issue
5eissn
0002-9394issn
1879-1891pii
S0002-9394(10)00402-2journal_volume
150pub_type
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