Dexamethasone Implant Produces Better Outcomes than Oral Acetazolamide in Patients with Cystoid Macular Edema Secondary to Retinitis Pigmentosa.

To compare the clinical outcome of intravitreal dexamethasone implant versus oral acetazolamide in patients with cystoid macular edema (CME) secondary to retinitis pigmentosa (RP). Multicenter, prospective, propensity-score-matched, comparative study. Eyes with RP and CME were treated either with intravitreal dexamethasone implant or with oral acetazolamide (500 mg/day).