You searched for "gases"
Blind and partially sighted actors star in charity films aimed at getting people to think #BeforeYouAsk
Leading sight loss charity the Royal National Institute of Blind People (RNIB) has released a series of humorous, yet challenging, #BeforeYouAsk short films as part of its See the Person, Not the Sight Loss campaign which aims to raise awareness of and dispel misconceptions about sight loss.Zeiss field machines, public Wi-Fi risks and IoT scanning
End of support for old field machines Zeiss have recently announced that they are withdrawing support contracts for many of their older 7 series Humphrey Field Analysers (HFAs) in November 2017. They have confirmed maintenance contracts can continue, but repairs...Principles of contact lens fitting in keratoconus
Keratoconus is an ectatic condition of the cornea characterised by progressive conical distortion with irregular astigmatism, myopia and apical protrusion. Most cases progress slowly resulting in varying degrees of myopic astigmatism. Management of keratoconus includes spectacles, soft contact lenses, a...Randomisation, confounding & observational methods in ophthalmic epidemiology
Randomisation and confounding Understanding the relationship between an exposure and an outcome of interest is the central challenge in ophthalmic epidemiology. The exposure may be aetiological, taking the form of a putative risk biological factor, or therapeutic, in the form...Vabysmo receives NICE approval
The National Institute for Health and Care Excellence (NICE) has recently approved Vabysmo▼(faricimab) for treating adults with visual impairment due to macular oedema secondary to branch and central retinal vein occlusion (BRVO and CRVO). The NICE approval of Vabysmo was...
Sex differences in the relationship between obesity and choroidal nevus in US adults
The National Health and Nutrition Examination Survey (NHANES); a population-based survey conducted annually in the US by the Centers for Disease Control and Prevention, was used to identify populations at higher risk for choroidal naevus. Over a period of four...
Saccadic eye movements in young-onset Parkinson’s disease
The objective of this study was to understand control of saccadic eye movements in patients with young onset Parkinson’s disease (YOPD) where onset of disease symptoms appears early in life (<40 years of age). Functional magnetic resonance imaging (fMRI) was...
Test combination which could detect prodromal Alzheimer disease
The authors prospectively recruited a convenience sample of individuals aged over 65 and either with a diagnosis of mild cognitive impairment (MCI) due to Alzheimer disease or normal cognition. Other types of dementia and severe neurological conditions were excluded. All...Use of off-the-shelf magnifying glasses as a cost-effective alternative for surgical loupes
Surgical loupes are an integral part of ophthalmic surgery on the ocular surface and in the periocular area. Available in different magnifications, they provide a clear view of the field of surgery which can greatly assist in identifying fine structures...Crisis Specs collection day brings happy faces all round
Volunteers took delight in dispensing to the Crisis at Christmas guests who returned this week to collect their glasses, with frames kindly donated by Specsavers and lenses and glazing by EssilorLuxottica.
Childhood headaches
The goal of this study was to compare headache resolution in children receiving or not receiving refractive correction. The authors conducted a retrospective review of 158 patients: 78 male and 80 female aged three to twelve years (mean eight). Twenty-seven...
