Roberto Grenga

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AIM To investigate the role of some variables, including allergy and autoimmunity, in the pathogenesis of vernal keratoconjunctivitis (VKC). The VKC is a chronic and often severe form of bilateral keratoconjunctivitis. Usually, it begins during the first decade and disappears during the end of the second decade of life. MATERIALS AND METHODS 26 patients(More)
PURPOSE To compare the visual acuity and contrast sensitivity in eyes with the AcrySof ReSTOR multifocal intraocular lens (IOL) (Alcon) and eyes with the monofocal AcrySof SA60AT IOL. SETTING Policlinico Umberto I, Department of Ophthalmology, Rome, and private clinical practice, Rome, Italy. METHODS One hundred eyes had phacoemulsification cataract(More)
PURPOSE To compare and to evaluate the use of the multifocal electroretinography (mfERG) to conventional systems in assessing early changes of the retinal electric signals in patients with ocular dysfunction due to antimalarial drug therapy. METHODS This article represents an up-to-date review of the current thoughts regarding the mfERG technique and its(More)
PURPOSE To evaluate the relationship between retinitis pigmentosa (RP) and plasma adrenomedullin (ADM) levels. METHODS Blood samples were obtained from a group of 40 consecutive patients with RP matched with 35 healthy subjects (HS) as control. We carried out a complete ophtalmological examination. The study group included 26 patients with RP and 14(More)
UNLABELLED OBIECTIVE: This study assesses the descriptive epidemiology of children with eye injuries presenting to the Emergency Department of a non exclusive Paediatric University Hospital - First Division of Ophthalmology of "Sapienza" University of Rome - over a period of 12 years. STUDY DESIGN A retrospective long term study of 12 years. (More)
PURPOSE To determine if the Hess area ratio is effective in predicting postoperative diplopia in patients undergoing surgery for orbital blow-out fracture. METHODS Our retrospective, interventional case series study involved 30 consecutive cases affected by orbital fractures and diplopia undergoing surgical correction within 7 days after injury. To(More)
PURPOSE To evaluate the refractive outcomes and safety of laser refractive surgery in a group of myopic patients with retinitis pigmentosa (RP). METHODS This was a multicenter, retrospective, noncomparative, interventional case series. A total of 32 eyes of 16 patients with RP with at least 18 months of follow-up were treated with laser refractive surgery(More)