OT presents a clinical scenario to its resident IP optometrists. Here, an elderly patient with visual hallucinations and ...

We also informally did visual fields on the Zeiss Humphrey Field Analyzer 3 machine and found that its opaque patch caused blackout, but the diffuser patch did not cause blackout. Figure 4.

Results also showed that 45.9% of patients had one to two visual field tests per year, 14.8% had at least two and 39% had fewer than one test per year. Less than half of all tests (44.9%) were ...

One area that is particularly ripe for disruption is perimetry testing. Virtual-reality (VR) visual field monitoring could enable a pivot away from traditional in-office automated perimetry.

In vision-based flight control of hummingbird hawkmoths, the visual field partitions by natural cue prevalence into an optic flow and dorsal directional pathway, which integrate according to their ...

Visual snow syndrome involves flickering dots in your field of vision. It’s unclear what causes it, but experts suspect it has neurological origins. Share on Pinterest Alexander Spatari (street ...

The post-hoc analysis of change in visual field included 352 patients from the stent group and 165 from the surgery group. The 0.23 dB difference in annual visual-field loss between the groups ...

JAMA Ophthalmology Source Reference: Pham VQ, et al "Long-term blood pressure variability and visual field progression in glaucoma" JAMA Ophthalmol 2024; DOI: 10.1001/jamaophthalmol.2024.4868.

To do so, they trained macaque monkeys — a species whose visual systems and abilities are most similar to humans — to fixate on the center of a screen while visual stimuli were presented in and ...