Science and vision

Older adults with undiagnosed vision problems at risk of misdiagnosis

Light-sensing cells revived in donor eyes

Scientists have measured responses in the photoreceptor cells of eyes collected up to five hours after death

NHS introduces new test to detect retinoblastoma early

University of Leicester scientists lead research on the fovea

An international team of researchers has published new insight on how genetic defects result in arrested development of the fovea

One in five COVID-19 patients experience dry eye symptoms

Nasal spray shows promise in preventing COVID-19

Researchers highlight the nasal spray is able to stop the spread of all COVID-19 variants of concern, including alpha, beta, gamma and delta

Optometrists invited to participate in dry eye survey

The study examines perceptions of dry eye as a disease, practitioner confidence in its management, and satisfaction with first-line treatment options

Woman suffers vision loss following postpartum haemorrhage

The patient experienced reduced acuity in her left eye and a visual field defect after a postpartum bleed that required a 10-unit blood transfusion

New cause of infectious keratitis identified

US clinicians have described a case of infectious keratitis caused by the pathogen Nocardia sienata