Magnification
Possible Approaches If the low-vision patient cannot resolve the retinal image, despite the fact that it is optimally focussed onto the retina by their refractive correction, then it is necessary…
Patient-Centred Outcome Measures
Patient-Centred Outcome Measures These are also known as ‘patient-reported outcome measures’ and ‘patient relevant outcome measures’. Patients are not only interested in improvements in clinical data (e.g. visual acuity), but…
Prevalence and Causes of Low Vision
The World-Wide Situation The prevalence of visual impairment (VI) is the percentage of the general population who have the condition at a given point in time. Usually, the prevalence of…
What Is Low Vision?
Low vision, partial sight and visual impairment are synonyms for the same state: reduced vision, with both eyes open, even with the best optical correction. The definition does not include…
Optic Neuropathies: Ischemic, Inflammatory, Infectious, or Compressive
Optic Neuropathies: Ischemic, Inflammatory, Infectious, or Compressive Mitchell B. Strominger Victoria M. Hammond THE CLINICAL CHALLENGE Optic neuropathy is the general term that describes vision loss secondary to a disease…
Angle Closure Glaucoma
Angle Closure Glaucoma Sandra Fernando Sieminski Sanjay Mohan THE CLINICAL CHALLENGE Angle closure is a process that results from appositional closure of the iridocorneal angle, or drainage angle of the…
Open Angle and Traumatic Glaucoma
Open Angle and Traumatic Glaucoma Soshian Sarrafpour Magdalena Robak THE CLINICAL CHALLENGE Although often thought of as a disease of increased intraocular pressure (IOP), the term glaucoma refers to a…
Blunt Trauma and Open Globes
Blunt Trauma and Open Globes Albert Lin Nicholas Hoda THE CLINICAL CHALLENGE Severe blunt trauma to the eye can be a diagnostic dilemma owing to the wide variety of possible…
