Amsler grid Amsler grid The Amsler grid, used since 1945, is a grid of horizontal and vertical lines used to monitor a person's central visual field. The grid was developed by Marc Amsler, a Swiss ophthalmologist. It is a diagnostic tool that aids in the detection of visual disturbances caused by changes in the retina, particularly the macula (e.g. macular degeneration, Epiretinal membrane), as well as the optic nerve and the visual pathway to the brain. In the test, the person looks with each eye separately at the small dot in the center of the grid. Patients with macular disease may see
United Examining Board United Examining Board The United Examining Board was formed in 1993 to administer non-university qualifying examinations in medicine and surgery. The diplomas offered by the United Examining Board were registerable with the General Medical Council in order to register as a medical practitioner in the United Kingdom, and an individual who had passed the examination could become a Pre-registration house officer. The qualifications offered by the United Examining Board were either the or the These examinations were usually taken either by partly trained refugee doctors, or by doctors who had been trained at an overseas medical school not recognised by