You searched for "refraction"

3142 results found

Vitreomacular traction: natural course vs. vitrectomy vs. ocriplasmin

Over time, the vitreous gel completely separates from the retina in a process known as a posterior vitreous detachment (PVD). In some instances, however, the vitreous does not detach entirely and remains adherent to the macula. The term vitreomacular traction...

Hyper reflective foci (HRF) on OCT in diabetic retinopathy

This study investigated the presence of hyper reflective foci (HRF) in asymptomatic patients affected by type 1 or type 2 diabetes, separately, without clinically significant diabetic macular oedema and visual impairment. In total 71 eyes with non-proliferative diabetic retinopathy were...

Neonatal hypoxic ischaemic encephalopathy with imaging abnormalities in the occipital lobe – how to counsel the parents

Case A baby boy, with a background of intrauterine growth restriction, was born at 37 weeks and three days gestation via forceps delivery. The baby was born in poor condition, with low heart rate, poor respiratory rate, poor colour and...

My top five: Uses of artificial intelligence in ophthalmology

Artificial Intelligence (AI) has emerged as a prominent topic of discussion within the field of ophthalmology, captivating researchers and practitioners alike. Although recent attention has been drawn to the integration of AI in ophthalmology, it’s important to recognise that AI...

My Top Five: Uses of artificial intelligence in ophthalmology

Artificial Intelligence (AI) has emerged as a prominent topic of discussion within the field of ophthalmology, captivating researchers and practitioners alike. Although recent attention has been drawn to the integration of AI in ophthalmology, it’s important to recognise that AI...

Surgery for unilateral superior oblique palsy

This study evaluates the amount of effectiveness of inferior oblique myectomy in primary position, lateral gaze and head tilt, and the effect on improving extent of abnormal head posture. The study included 39 patients; 22 male, 25 left-sided palsy and...

Aqueous misdirection: a case series of unexpected surgical complications

Aqueous misdirection (AM), also known as malignant glaucoma, is a form of secondary glaucoma that typically presents with shallowing of the anterior chamber (AC), raised intraocular pressure (IOP), and reduced visual acuity (VA) in the presence of patent peripheral iridotomies...

How to pass the FRCOphth Part 1 as a foundation trainee: some practical tips

Attempting the FRCOphth Part 1 examination as a foundation trainee requires significant time and financial commitment. Unlike the MRCP and MRCS examinations, the curriculum of this exam does not overlap with the undergraduate syllabus. As such, it is a steep...

Managing a patient with ptosis

A 50-year-old male patient is referred from the Accident & Emergency department with a history of ptosis. How will you manage this patient? Mr Bertie Fernando Clinical management Clinical management starts with a sound clinical history. Current history The history...

Effects of orbital decompression on duction, cyclotorsion and diplopia

This is a retrospective review of 156 patients (281 eyes / orbits) with Graves Orbitopathy (GO) who had orbital decompression (OD) between 2016 and 2020 from Amsterdam, Netherlands. Data analysis of type of OD, eye position, duction, cyclotorsion and level...

Exotropia control score versus angle

The authors aimed to evaluate the relationship between family history and deviation control in intermittent exotropia, and the effects of age, sex, angle and refractive status on deviation control. This was retrospective review of 54 patients aged 7.7 ±4 years...

What you learn after performing 10,000 cataracts

What do you do when the anterior chamber shallows, or the zonules give way? How do you handle the stubborn epinuclear plate? Raymond Radford shares the benefit of his experience when dealing with tricky cataract surgery. Firstly, you realise you...