You searched for "Refraction"

2926 results found

Evaluation of keratometry with a novel colour LED corneal topographer

The Cassini topographer (i-Optics), which analyses corneal shape based on the reconstruction of specular reflections on 679 coloured LEDs, generates keratometry and is the new machine being compared in this study with other keratometry devices. The prospective comparative study included...

Good News from Switzerland: A History of Retinal Reattachment Surgery

In one concise volume the reader learns of the recent rapid evolution in vitreoretinal (VR) surgery. The pioneering innovators were often remarkable personalities and this book helps to bring them to life. Prior to 1929 victims of retinal detachment were...

What characteristics are linked with adolescent blindness and severe visual impairment

The authors present a retrospective cohort analysis which aimed to characterise the risk factors for adolescents being blind or severely visually impaired. The publicly available National Survey of Drug Use and Health (NSDUH) was used as the data source and...

The posterior capsular rupture rate post COVID-19 pandemic

In this retrospective single centre consecutive case series, the authors investigate the effect of suspending elective cataract surgery during the COVID-19 pandemic for a period of 19 weeks. They divided the study period, September 2019 to January 2021, into three...

Bleomycin for conjunctival lymphangioma

This is a retrospective review of 16 eyes which underwent intralesional / sub-conjunctival injections of bleomycin sclerotherapy for conjunctival lymphatic malformations (lymphangiomas). The mean age was 18 (range three to 59 years). Four of the lesions were microcystic and 12...

Binocular single vision (BSV)

Introduction In this article I will try to summarise some of the definitions, tests and assessments performed in the strabismus clinic to assess patient binocular potential. This is a key feature of strabismus assessment, especially in adults, and it will...

Liquid adhesive bandage for clear corneal cataract incisions

This paper reports a prospective randomised controlled trial of patients undergoing routine phacoemulsification with a 2.75mm clear corneal incision and followed up for 14 days postoperatively. They evaluated wound edge closure, surgically induced astigmatism and foreign body sensation after use...

Radiotherapy for orbital apex cavernous haemangiomas

This is a review of six patients with cavernous venous malformations (haemangiomas) involving the orbital apex who were treated with fractionated stereotactic radiotherapy. Patients were diagnosed on MRI imaging with only one having had previous surgery to debulk the lesion....

Conservative surgical management of optic disc pit maculopathy

Four cases are presented in this case report that illustrates the option of conservative surgical management for optic disc pit complicated by maculopathy (ODP-M). Four men aged 24-67-years-old with no spontaneous resolution of ODP-M for a minimum of three months,...

Update: Non-infectious retinal vasculitis

This review article summarises the update on non-infectious retinal vasculitis (RV). It is primarily classified based on the type of retinal vessels involved and further sub-classified as occlusive or nonocclusive. Clinically it can occur as an isolated ocular entity or...

Money is a problem, but the problem is bigger than money

The argument surrounding doctors’ pay remains an ongoing battle. At the time of writing, Foundation Year 1 doctors have voted in favour of industrial action due to the lack of substantive employment or regular locum work at the end of...

How to pass the FRCOphth part 2 written

The part 2 written exam comprises of 180 multiple choice questions – spread over two 120-minute sessions. According to the most recent college exam reports, the pass rate ranged from 45 to 70% in 2019/2020. Most trainees seem to sit...