Overview Ozurdex for Retinal Vein Occlusion Study (ORVO Study) Status: Completed Trial end date: 2014-12-01 Target enrollment: Participant gender: Summary To measure the pro-permeability factors in the aqueous humor of patients with persistent/recurrent macular edema after an injection of Ozurdex. Phase: Phase 2/Phase 3 Details Lead Sponsor: Johns Hopkins UniversityCollaborator: AllerganTreatments: BB 1101DexamethasoneDexamethasone 21-phosphateDexamethasone acetate