Extensive research developed assistive technologies (ATs) to improve mobility for people with vision impairment (PVI). However, a limited number of PVI rely on ATs mobility. One the factors contributing reliability and low acceptance is developers’ failure consider traits from target group’s perspective. Many developers researchers proposed solutions based their knowledge experiences, where hav...

This commentary is on the original article by Williams et al. pages 683–689 of this issue. Cerebral visual impairment (CVI) a complex disorder vision functions associated with brain disorders and not attributed to anterior pathway eye impairments. Higher rates are preterm birth, cerebral palsy, autism, other neurodevelopmental disorders. With few clinicians having expertise assess these childre...

PURPOSE To assess the impact of VA loss on patient reported utilities taking both eyes into account compared to taking only the better or the worse eye into account. METHODS In this cross-sectional study 1085 patients and 254 controls rated preferences with the generic health-related (EQ-5D; n = 868) and vision-specific (Vision and Quality of Life Index (VisQoL); n = 837) multi-attribute util...

Objective: Visual impairment is a common problem in tuberculous meningitis (TBM). Present study has been conducted to evaluate the prevalence of visual impairment at presentation and at 3 months. Methods: Twenty seven consecutive HIV negative patients with TBM were included. Visual acuity, colour vision, field of vision, and visual evoked potentials (VEP) were recorded at baseline and at 3 mont...