The purpose of the study is to evaluate the difference in Early Treatment Diabetic Retinopathy Study (ETDRS) visual acuity, oct retinal thickness and microperimetry in 2 groups of 30 eyes each affected by idiopathic epiretinal membranes that underwent phacoemulsification and 25G pars-plana vitrectomy with internal limiting membrane (ILM) peeling (Group 1) versus phacoemulsification only (Group 2), with a follow-up length up to 5 years.
Idiopathic epiretinal membranes represent a common cause of visual loss in elderly population. Vitrectomy with membrane peeling is nowadays considered the gold standard in the management of such pathology, with very good results either at short-time or at long-time follow up. In case of mild visual impairment due to epiretinal membrane and associated cataract, it is reasonable to treat only the lens pathology (with phacoemulsification and intra-ocular lens (IOL) implantation). In case of symptoms or ophthalmoscopic finding worsening it is always possible to submit patients who only underwent cataract surgery to vitrectomy with membrane peeling. There are, by now, no comparative studies between these two different approaches in medical literature.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
60
25-G vitrectomy with Internal Limiting Membrane peeling and phacoemulsification (cataract intervention)
lens extraction after phacoemulsification and intra-ocular artificial lens implantation
Clinica Oculistica dell'Università, Ospedale Oftalmico
Turin, Italy
Visual acuity (using LogMar scale) changes from baseline to pre-defined periods after surgery
We observed how did the visual acuity (using LogMar scale) increase after the two different surgical approaches described.
Time frame: within 90,180,360,1360 days after surgery
Microperimetry parameters and average macular thickness changes
We evaluated average sensitivity (SM) and local defect (DL) using microperimetry. We also evaluated the average macular thickness using optical coherence tomography technology.
Time frame: within 90,180,360,1360 days after surgery
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