You searched for "Optics"

1420 results found

Sharing best practice and landmark evidence in glaucoma care

Evolving technology, best practice and landmark evidence in glaucoma care were reviewed by an international expert faculty in session presentations and debates during the 11th Moorfields International Glaucoma Symposium 2019. The authors were meeting chairs and provide an overview of...

Atlas of Glaucoma Third edition

Glaucoma patients constitute a significant proportion of any ophthalmology clinic. Hence, a basic understanding, evaluation and management of the condition form part of the essential clinical skillset of any ophthalmologist. Atlas of Glaucoma is a good read and very useful...

Silicone oil in rhegmatogenous retinal detachment

Silicone oil (SO), used in complicated retinal detachments, is associated with complications such as cataract, increased intraocular pressure (IOP), keratopathy, cystoid macular oedema (CMO), epiretinal membrane (ERM) and loss of vision. Emulsification of oil can also lead to migration of...

Neurofibromatosis type 1 features

The aim in this study was to identify the incidence and de nova mutation rate of Neurofibramatosis type 1 (NF1) and describe the ocular and non-ocular findings in a population-based cohort of patients diagnosed over a 30-year period. The study...

Retinoblastoma risk factors for recurrence

This study evaluates risk factors for local tumour recurrence of main solid tumour, subretinal seed, vitreous seed and new tumour formation in eyes with retinoblastoma (RB) management with primary chemotherapy over 20 years of follow-up. The study included 960 eyes...

Correlation between aqueous flare and macular microvascular status in diabetes mellitus

The authors report a cross-sectional study which was conducted to investigate the correlation between aqueous flare and macular microvascular status, assessed by optic coherence tomography angiography (OCTA) in diabetes mellitus. Fifty-two diabetic patients with non-proliferative retinopathy, 44 diabetic patients without...

Sarcoid uveitis and its systemic associations

This retrospective cross-sectional study examined systemic associations of sarcoid uveitis and association with uveitis clinical phenotype and ethnicity. Three hundred and sixty-two subjects with either definite or presumed sarcoid uveitis were identified and included in the study. Any subject with...

Diplopia after orbital decompression

This is a review of patients undergoing a balanced two-wall and fat orbital decompression to identify risk factors for new onset diplopia. Standard decompression techniques were used, but as the surgery was conducted by ENT surgeons, the medial walls were...

Use of pattern-reversal VEP in congenital Zika syndrome (CZS) assessment

The authors conducted pattern reversal visual evoked potential (PRVEP) in children with congenital Zika syndrome (CZS) and report the correlates with visual acuity, fundus alterations and severity of microcephaly at birth. This was a cross-sectional study of 37 children with...

Management and outcomes of congenital fibrovascular pupillary membranes (CFPM)

Congenital fibrovascular pupillary membranes (CFPM) is defined as a white fibrous membrane across the pupil which may be an ectopic iris tissue arising from the aberrant migration of neural crest cells or a variant of persistent fetal vasculature. The authors...

Differential diagnosis of retinoblastoma and pseudo retinoblastoma

The authors reviewed the rate of pseudo retinoblastoma (PRB) among cases referred for suspicion of RB at a tertiary referral centre in Turkey and the distribution of PRB cases according to age. This was a retrospective study of 549 patients...

Retrospective review of visual outcomes in Idiopathic intracranial hypertension (IIH)

Idiopathic intracranial hypertension (IIH) is a clinical syndrome characterised by headache and papilloedema that can lead to significant visual morbidity. IIH is diagnosed by the modified Dandy criteria, which include normal neuroimaging and cerebrospinal fluid (CSF) composition, high CSF opening...