Optics News

A study has challenged the necessity of placebo controls in randomized clinical trials in which visual acuity is the main outcome measure.

Children with Down syndrome had significantly more refractive error and oblique astigmatism than control subjects in a study.

A study showed a small increase in myopia progression in children who switched from spectacles to soft contact lenses.

Neglecting the posterior corneal surface measurement may reduce the accuracy of corneal astigmatism estimation, according to a study.

NUSA DUA, Indonesia — Obesity, especially in young female subjects, was loosely correlated to myopia in an urban population, an Indonesian study shows.

NUSA DUA, Indonesia — Amblyopic patients who perform near vision activities while occluded showed greater visual acuity improvement than those who underwent occlusion alone, a researcher said here.

NUSA DUA, Indonesia — The use of a Bangerter filter allowed for faster visual improvement in amblyopic patients, although visual results at 1 year with and without the filter were similar, a presenter said here.

A sizeable proportion of children entering Iranian schools were identified as having strabismus or significant refractive errors, according to a study.

SAN FRANCISCO — Asian men 75 years or older had the highest rates of myopia, with increased rates in individuals with higher educations, a study in Singapore found. In addition, the study found that Chinese patients had a higher prevalence of myopia (30.8%) than Malay (18.2%) and Indian (22.6%) populations.

Long-term treatment with atropine may yield less myopia in pediatric patients, but cessation of treatment may lead to quicker development of myopia compared with placebo.