Publications by authors named "Cassels-Brown A"

Background: Climate change is arguably the greatest threat to global health of the 21st century. Although cataract surgery is a major contributor to global greenhouse gas emissions, recent literature review identified a paucity of evidence-based strategies for improving the environmental impact of cataract services. Our study aimed to assess the effectiveness of a departmental Delphi process for improving cataract services' environmental sustainability.

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Article Synopsis
  • The 2019 Gambia National Eye Health Survey aimed to assess the current state of eye health in the population, building on findings from previous surveys in 1986 and 1996.
  • A total of 10,800 adults aged 35 and older were randomly sampled and undergone comprehensive eye examinations to determine the prevalence and causes of vision impairment (VI).
  • Results indicated significant progress in reducing blindness rates since 1996, but an increase in moderate or severe visual impairment highlights the need for ongoing efforts in eye health services.
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Objective: Though one of the most common surgeries, there is limited information on variability of practices in cataract surgeries. 'Eyefficiency' is a cataract surgical services auditing tool to help global units improve their surgical productivity and reduce their costs, waste generation and carbon footprint. The aim of the present research is to identify variability and efficiency opportunities in cataract surgical practices globally.

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Background: Cataract extraction is the most frequently performed surgical intervention in the world and demand is rising due to an ageing demography. One option to address this challenge is to offer selected patients immediate sequential bilateral cataract surgery (ISBCS). This study aims to investigate patient and operative characteristics for ISBCS and delayed bilateral cataract surgery (DSCS) in the UK.

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There are over 400 000 cataract operations now being performed annually in the UK. With the majority of those patients being older people, comorbidities such as dementia or arthritis can prevent patients putting in their own post-operative eye drops. Where there is a lack of family or other support, district nursing services are often called upon to administer these eye drops, which are typically prescribed four times a day for 4 weeks, thus potentially totalling 112 visits for drop instillation per patient.

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Purpose: To assess UK practice patterns related to the prescription of antibiotics before, during and after intravitreal injections, the location where injections are carried out and the qualifications of those administering the injections.

Methods: Every ophthalmology unit featured in the Royal College of Ophthalmologists (UK) training directory was contacted. A healthcare professional involved in giving intravitreal injections at each institution completed a questionnaire regarding local practice patterns.

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Purpose: To evaluate the current quality "assurance" and "improvement" mechanisms, the knowledge, attitudes and practices of cataract surgeons in a large South African city.

Methodology: A total of 17 in-depth semi-structured interviews were conducted with ophthalmologists in June 2012 at 2 tertiary institutions in the Republic of South Africa. Recruitment of the purposive sample was supplemented by snowball sampling.

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Objectives: Poor knowledge of eye health, concerns about the cost of spectacles, mistrust of optometrists and limited geographical access in socio-economically deprived areas are barriers to accessing regular eye examinations and result in low uptake and subsequent late presentation to ophthalmology clinics. Personal Medical Services (PMS) were introduced in the late 1990 s to provide locally negotiated solutions to problems associated with inequalities in access to primary care. An equivalent approach to delivery of optometric services could address inequalities in the uptake of eye examinations.

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Health services globally and in the UK face challenges from increasing need and rising expectations to inequalities and financial constraints. The UK government has recently published a Public Health Framework for the first time. This has included preventable sight loss as an outcome measure for the nation's public health reflecting increasing recognition of eye health issues in the broader public health agenda.

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Purpose: Equity profiles are an established public health tool used to systematically identify and address inequity within health and health services. Our aim was to conduct an equity profile to identify inequity in eye health across Leeds and Bradford. This paper presents results of findings for diabetic retinopathy in Bradford and Airedale.

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The role of specialist nurses in triage, diagnosis and management of emergency eye conditions is well established, and encouraging reports of the safety and effectiveness of such services have been published. Specialist nurses in an emergency eye clinic in the UK seeing >7000 patients per year had been found at initial evaluation to treat 22% of the 1976 patients seen over a three month period without referring on to an ophthalmologist. A repeat of this evaluation five years later found this proportion had dropped to 17% (chi(2) = 16.

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Purpose: The volume of cataract surgery performed by trainee ophthalmologists in the UK, and the complication rates experienced by those trainees is unknown. As a result, no appropriate audit benchmark exists for trainees or their trainers. This study describes the surgical opportunities and rates of posterior capsule rupture (PCR) experienced by higher specialist trainees in one UK training region and explores influencing factors.

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Purpose: To investigate the influence of ethnic origin on the incidence of keratoconus and the association of atopic diseases in patients with keratoconus.

Methods: Retrospective study of new patients referred to Dewsbury District General Hospital and diagnosed with keratoconus in a 6-year period between 1994 and 2000. The ethnic origin of the patient was defined as white, Asian, or other.

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PURPOSE. To present a case of malignant soft-tissue tumour, which has yet to be categorised despite review by an international panel of experts, and which was treated by exenteration. PATIENT & METHODS.

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Purpose: We report on an optic nerve breast metastasis masquerading initially as a central retinal vein occlusion and later as an optic nerve meningioma.

Methods: A 60-year-old female presented with a left central retinal vein occlusion (CRVO). She represented 7 months later with left upper ptosis, proptosis and painful rubeotic glaucoma Computed tomography (CT) and magnetic resonance imaging suggested an optic nerve meningioma.

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