You searched for "optical"

3510 results found

Combined ranibizumab and ablative therapy for Coat’s disease

The aim of this study was to observe the efficacy of intravitreal ranibizumab (IVR) combined with laser photocoagulation or cryotherapy, for Coats’ disease. Patients younger than 16 years of age who were diagnosed with Coats’ disease were included in this...

Microperimetry of subretinal drusenoid deposits

Subretinal drusenoid deposits (SDD), originally termed ‘reticular pseudo-drusen’, have recently been identified by histology and optical coherence tomography (OCT) as aggregations located in the subretinal rather than the sub retinal pigment epithelium (RPE) space. These deposits affect the amount of...

OCT in microtropia

The aim of this study was to assess whether OCT could be useful in detecting and documenting fixation in children with microtropia. The study used spectral domain OCT (Cirrus) in 15 patients (10 female, five male) and 10 control eyes....

Choroid and retinal changes post COVID-19

The authors aimed to evaluate choroid and inner neural layers in people previously recovered from Covid-19 compared to healthy controls using optical coherence tomography (OCT) over a six-month period. They recruited 96 people: 56 with Covid-19 at least three months...

How the thinking machine is transforming the retinal landscape

Regulatory approval of the first two therapeutic substances for the management of geographic atrophy (GA) secondary to age-related macular degeneration has been a major breakthrough. The authors explored the issue surrounding the lack of agreed therapeutic standards and diagnostic tools...

The College of Optometrists celebrates 100 years of the international research journal Ophthalmic and Physiological Optics (OPO)

The College partners with Springer Nature to take OPO into its second century. The year 2025 marks the centenary of The College of Optometrists’ leading international and interdisciplinary research journal for contemporary vision science and optometry, Ophthalmic and Physiological Optics...

Steroid treatment for pseudophakic cystoid macular oedema

The authors present a retrospective comparison of 45 eyes of 41 patients treated with 2mg intravitreal triamcinolone (IVT group) and 50 eyes of 42 patients treated with 40mg sub-Tenons triamcinolone (STT group) for pseudophakic cystoid macular oedema (CMO). The visual...

BCLA webinar will look at medical uses for contact lenses

A BCLA webinar will review the various indications for medical use of contact lenses and how different lens modalities work.

Orbital cavernous haemangiomas

This is a review of orbital cavernous haemangiomas (orbital cavernous venous malformations) managed over a 12-year period at a tertiary referral centre. Painless proptosis was the commonest presentation. One hundred and sixty-four patients (96 female and 68 male) underwent surgery...

Hidden spread of sebaceous cell carcinoma

This was a review of 29 patients who had undergone orbital exenteration for sebaceous cell carcinoma. Prompted by the increasing use of topical treatments for intraepithelial disease, the authors were keen to discover the frequency of spread of tumour cells...

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...

Topical insulin for neurotrophic ulcers

This retrospective case series described the use of topical insulin drops as an aid in treatment of refractory neurotrophic corneal ulceration in six patients. Insulin drops were prepared under sterile conditions from standard insulin preparations mixed with artificial tears containing...