Richard M Sheard

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OBJECTIVE To study the preoperative characteristics, complications and outcomes of vitrectomy for proliferative diabetic retinopathy and to identify any factors that may predict visual outcome. METHODS Prospective study of 174 consecutive vitrectomies in 148 patients, with a minimum follow-up of 4 months. RESULTS 41 (27.7%) patients had a vision of(More)
PURPOSE To investigate the causes of nonphysiologic behavior of the SRK/T formula, assess their clinical significance, and develop and evaluate solutions. SETTING Two NHS ophthalmology departments, United Kingdom, and a private practice, United States. DESIGN Evaluation of technology. METHODS The individual steps of the SRK/T formula were examined for(More)
BACKGROUND We previously reported a pilot study of the use of subtenons lidocaine after primary, unilateral strabismus surgery in children. This study suggested an association between subtenons lidocaine administration at the conclusion of surgery and a reduction of pain in the immediate postoperative period. As a result of this pilot study we performed a(More)
BACKGROUND Ophthalmologists are now encouraged to perform strabismus surgery as an outpatient procedure, but postoperative pain may be a barrier to discharge. Systemic analgesics have side effects or are contraindicated in some patients. We designed a trial to determine the efficacy of subtenons lidocaine injection at reducing postoperative pain and(More)
PURPOSE To report a patient with the Proteus syndrome who had ocular complications not previously described in the literature. DESIGN Single observational case report. METHODS Retrospective review of the medical record and review of the literature. RESULTS The 26-year-old man has systemic features fulfilling the diagnostic criteria for the Proteus(More)
AIM In adults modern vitreoretinal surgery allows many traumatised eyes to be salvaged. However, one third of serious eye injuries occur in the paediatric age group and trauma is a leading cause of monocular blindness in childhood. This study aims to report the indications, complications and outcomes for vitreoretinal surgical intervention after childhood(More)
PURPOSE To determine whether uveal effusion syndrome (UES) is caused by altered scleral permeability to water and large molecules. METHODS Transscleral water movement was measured using surgically removed sclera clamped in a modified Ussing chamber and connected to a water column set at intraocular pressure. Sclera was also clamped between two(More)